1981301760

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:154

約数の個数: 528

約数和(自身を含む): 7561781760

約数和(自身を除く): 5580480000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 32, 36, 38, 40, 45, 48, 57, 60, 62, 64, 72, 73, 76, 80, 90, 93, 95, 96, 114, 120, 124, 128, 144, 146, 152, 155, 160, 171, 180, 186, 190, 192, 219, 228, 240, 248, 256, 279, 285, 288, 292, 304, 310, 320, 342, 360, 365, 372, 380, 384, 438, 456, 465, 480, 496, 512, 558, 570, 576, 584, 589, 608, 620, 640, 657, 684, 720, 730, 744, 760, 768, 855, 876, 912, 930, 960, 992, 1024, 1095, 1116, 1140, 1152, 1168, 1178, 1216, 1240, 1280, 1314, 1368, 1387, 1395, 1440, 1460, 1488, 1520, 1536, 1710, 1752, 1767, 1824, 1860, 1920, 1984, 2190, 2232, 2263, 2280, 2304, 2336, 2356, 2432, 2480, 2560, 2628, 2736, 2774, 2790, 2880, 2920, 2945, 2976, 3040, 3072, 3285, 3420, 3504, 3534, 3648, 3720, 3840, 3968, 4161, 4380, 4464, 4526, 4560, 4608, 4672, 4712, 4864, 4960, 5120, 5256, 5301, 5472, 5548, 5580, 5760, 5840, 5890, 5952, 6080, 6570, 6789, 6840, 6935, 7008, 7068, 7296, 7440, 7680, 7936, 8322, 8760, 8835, 8928, 9052, 9120, 9216, 9344, 9424, 9728, 9920, 10512, 10602, 10944, 11096, 11160, 11315, 11520, 11680, 11780, 11904, 12160, 12483, 13140, 13578, 13680, 13870, 14016, 14136, 14592, 14880, 15360, 15872, 16644, 17520, 17670, 17856, 18104, 18240, 18688, 18848, 19456, 19840, 20367, 20805, 21024, 21204, 21888, 22192, 22320, 22630, 23040, 23360, 23560, 23808, 24320, 24966, 26280, 26505, 27156, 27360, 27740, 28032, 28272, 29184, 29760, 31744, 33288, 33945, 35040, 35340, 35712, 36208, 36480, 37376, 37696, 39680, 40734, 41610, 42048, 42408, 42997, 43776, 44384, 44640, 45260, 46080, 46720, 47120, 47616, 48640, 49932, 52560, 53010, 54312, 54720, 55480, 56064, 56544, 58368, 59520, 62415, 66576, 67890, 70080, 70680, 71424, 72416, 72960, 74752, 75392, 79360, 81468, 83220, 84096, 84816, 85994, 87552, 88768, 89280, 90520, 93440, 94240, 95232, 97280, 99864, 101835, 105120, 106020, 108624, 109440, 110960, 112128, 113088, 119040, 124830, 128991, 133152, 135780, 140160, 141360, 142848, 144832, 145920, 150784, 158720, 162936, 166440, 168192, 169632, 171988, 175104, 177536, 178560, 181040, 186880, 188480, 199728, 203670, 210240, 212040, 214985, 217248, 218880, 221920, 224256, 226176, 238080, 249660, 257982, 266304, 271560, 280320, 282720, 285696, 289664, 291840, 301568, 325872, 332880, 336384, 339264, 343976, 355072, 357120, 362080, 373760, 376960, 386973, 399456, 407340, 420480, 424080, 429970, 434496, 437760, 443840, 452352, 476160, 499320, 515964, 532608, 543120, 560640, 565440, 579328, 603136, 644955, 651744, 665760, 672768, 678528, 687952, 710144, 714240, 724160, 753920, 773946, 798912, 814680, 840960, 848160, 859940, 868992, 875520, 887680, 904704, 998640, 1031928, 1065216, 1086240, 1121280, 1130880, 1158656, 1289910, 1303488, 1331520, 1357056, 1375904, 1420288, 1428480, 1448320, 1507840, 1547892, 1597824, 1629360, 1681920, 1696320, 1719880, 1737984, 1775360, 1809408, 1934865, 1997280, 2063856, 2130432, 2172480, 2261760, 2317312, 2579820, 2606976, 2663040, 2714112, 2751808, 2896640, 3015680, 3095784, 3195648, 3258720, 3363840, 3392640, 3439760, 3475968, 3550720, 3869730, 3994560, 4127712, 4260864, 4344960, 4523520, 5159640, 5213952, 5326080, 5428224, 5503616, 5793280, 6191568, 6391296, 6517440, 6785280, 6879520, 6951936, 7101440, 7739460, 7989120, 8255424, 8689920, 9047040, 10319280, 10427904, 10652160, 11007232, 11586560, 12383136, 12782592, 13034880, 13570560, 13759040, 15478920, 15978240, 16510848, 17379840, 20638560, 20855808, 21304320, 22014464, 24766272, 26069760, 27141120, 27518080, 30957840, 31956480, 33021696, 34759680, 41277120, 44028928, 49532544, 52139520, 55036160, 61915680, 63912960, 66043392, 82554240, 99065088, 104279040, 110072320, 123831360, 132086784, 165108480, 198130176, 220144640, 247662720, 330216960, 396260352, 495325440, 660433920, 990650880, 1981301760]

約数ペア:

[(1, 1981301760), (2, 990650880), (3, 660433920), (4, 495325440), (5, 396260352), (6, 330216960), (8, 247662720), (9, 220144640), (10, 198130176), (12, 165108480), (15, 132086784), (16, 123831360), (18, 110072320), (19, 104279040), (20, 99065088), (24, 82554240), (30, 66043392), (31, 63912960), (32, 61915680), (36, 55036160), (38, 52139520), (40, 49532544), (45, 44028928), (48, 41277120), (57, 34759680), (60, 33021696), (62, 31956480), (64, 30957840), (72, 27518080), (73, 27141120), (76, 26069760), (80, 24766272), (90, 22014464), (93, 21304320), (95, 20855808), (96, 20638560), (114, 17379840), (120, 16510848), (124, 15978240), (128, 15478920), (144, 13759040), (146, 13570560), (152, 13034880), (155, 12782592), (160, 12383136), (171, 11586560), (180, 11007232), (186, 10652160), (190, 10427904), (192, 10319280), (219, 9047040), (228, 8689920), (240, 8255424), (248, 7989120), (256, 7739460), (279, 7101440), (285, 6951936), (288, 6879520), (292, 6785280), (304, 6517440), (310, 6391296), (320, 6191568), (342, 5793280), (360, 5503616), (365, 5428224), (372, 5326080), (380, 5213952), (384, 5159640), (438, 4523520), (456, 4344960), (465, 4260864), (480, 4127712), (496, 3994560), (512, 3869730), (558, 3550720), (570, 3475968), (576, 3439760), (584, 3392640), (589, 3363840), (608, 3258720), (620, 3195648), (640, 3095784), (657, 3015680), (684, 2896640), (720, 2751808), (730, 2714112), (744, 2663040), (760, 2606976), (768, 2579820), (855, 2317312), (876, 2261760), (912, 2172480), (930, 2130432), (960, 2063856), (992, 1997280), (1024, 1934865), (1095, 1809408), (1116, 1775360), (1140, 1737984), (1152, 1719880), (1168, 1696320), (1178, 1681920), (1216, 1629360), (1240, 1597824), (1280, 1547892), (1314, 1507840), (1368, 1448320), (1387, 1428480), (1395, 1420288), (1440, 1375904), (1460, 1357056), (1488, 1331520), (1520, 1303488), (1536, 1289910), (1710, 1158656), (1752, 1130880), (1767, 1121280), (1824, 1086240), (1860, 1065216), (1920, 1031928), (1984, 998640), (2190, 904704), (2232, 887680), (2263, 875520), (2280, 868992), (2304, 859940), (2336, 848160), (2356, 840960), (2432, 814680), (2480, 798912), (2560, 773946), (2628, 753920), (2736, 724160), (2774, 714240), (2790, 710144), (2880, 687952), (2920, 678528), (2945, 672768), (2976, 665760), (3040, 651744), (3072, 644955), (3285, 603136), (3420, 579328), (3504, 565440), (3534, 560640), (3648, 543120), (3720, 532608), (3840, 515964), (3968, 499320), (4161, 476160), (4380, 452352), (4464, 443840), (4526, 437760), (4560, 434496), (4608, 429970), (4672, 424080), (4712, 420480), (4864, 407340), (4960, 399456), (5120, 386973), (5256, 376960), (5301, 373760), (5472, 362080), (5548, 357120), (5580, 355072), (5760, 343976), (5840, 339264), (5890, 336384), (5952, 332880), (6080, 325872), (6570, 301568), (6789, 291840), (6840, 289664), (6935, 285696), (7008, 282720), (7068, 280320), (7296, 271560), (7440, 266304), (7680, 257982), (7936, 249660), (8322, 238080), (8760, 226176), (8835, 224256), (8928, 221920), (9052, 218880), (9120, 217248), (9216, 214985), (9344, 212040), (9424, 210240), (9728, 203670), (9920, 199728), (10512, 188480), (10602, 186880), (10944, 181040), (11096, 178560), (11160, 177536), (11315, 175104), (11520, 171988), (11680, 169632), (11780, 168192), (11904, 166440), (12160, 162936), (12483, 158720), (13140, 150784), (13578, 145920), (13680, 144832), (13870, 142848), (14016, 141360), (14136, 140160), (14592, 135780), (14880, 133152), (15360, 128991), (15872, 124830), (16644, 119040), (17520, 113088), (17670, 112128), (17856, 110960), (18104, 109440), (18240, 108624), (18688, 106020), (18848, 105120), (19456, 101835), (19840, 99864), (20367, 97280), (20805, 95232), (21024, 94240), (21204, 93440), (21888, 90520), (22192, 89280), (22320, 88768), (22630, 87552), (23040, 85994), (23360, 84816), (23560, 84096), (23808, 83220), (24320, 81468), (24966, 79360), (26280, 75392), (26505, 74752), (27156, 72960), (27360, 72416), (27740, 71424), (28032, 70680), (28272, 70080), (29184, 67890), (29760, 66576), (31744, 62415), (33288, 59520), (33945, 58368), (35040, 56544), (35340, 56064), (35712, 55480), (36208, 54720), (36480, 54312), (37376, 53010), (37696, 52560), (39680, 49932), (40734, 48640), (41610, 47616), (42048, 47120), (42408, 46720), (42997, 46080), (43776, 45260), (44384, 44640)]