1238879040

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:390

約数の個数: 448

約数和(自身を含む): 4900208640

約数和(自身を除く): 3661329600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 31, 32, 35, 38, 40, 42, 48, 56, 57, 60, 62, 64, 70, 76, 80, 84, 93, 95, 96, 105, 112, 114, 120, 124, 133, 140, 152, 155, 160, 168, 186, 190, 192, 210, 217, 224, 228, 240, 248, 266, 280, 285, 304, 310, 313, 320, 336, 372, 380, 399, 420, 434, 448, 456, 465, 480, 496, 532, 560, 570, 589, 608, 620, 626, 651, 665, 672, 744, 760, 798, 840, 868, 912, 930, 939, 960, 992, 1064, 1085, 1120, 1140, 1178, 1216, 1240, 1252, 1302, 1330, 1344, 1488, 1520, 1565, 1596, 1680, 1736, 1767, 1824, 1860, 1878, 1984, 1995, 2128, 2170, 2191, 2240, 2280, 2356, 2480, 2504, 2604, 2660, 2945, 2976, 3040, 3130, 3192, 3255, 3360, 3472, 3534, 3648, 3720, 3756, 3990, 4123, 4256, 4340, 4382, 4560, 4695, 4712, 4960, 5008, 5208, 5320, 5890, 5947, 5952, 6080, 6260, 6384, 6510, 6573, 6720, 6944, 7068, 7440, 7512, 7980, 8246, 8512, 8680, 8764, 8835, 9120, 9390, 9424, 9703, 9920, 10016, 10416, 10640, 10955, 11780, 11894, 12369, 12520, 12768, 13020, 13146, 13888, 14136, 14880, 15024, 15960, 16492, 17360, 17528, 17670, 17841, 18240, 18780, 18848, 19406, 20032, 20615, 20832, 21280, 21910, 23560, 23788, 24738, 25040, 25536, 26040, 26292, 28272, 29109, 29735, 29760, 30048, 31920, 32865, 32984, 34720, 35056, 35340, 35682, 37560, 37696, 38812, 41230, 41629, 41664, 42560, 43820, 47120, 47576, 48515, 49476, 50080, 52080, 52584, 56544, 58218, 59470, 60096, 61845, 63840, 65730, 65968, 67921, 69440, 70112, 70680, 71364, 75120, 77624, 82460, 83258, 87640, 89205, 94240, 95152, 97030, 98952, 100160, 104160, 105168, 113088, 116436, 118940, 123690, 124887, 127680, 131460, 131936, 135842, 140224, 141360, 142728, 145545, 150240, 155248, 164920, 166516, 175280, 178410, 184357, 188480, 190304, 194060, 197904, 203763, 208145, 208320, 210336, 232872, 237880, 247380, 249774, 262920, 263872, 271684, 282720, 285456, 291090, 300480, 310496, 329840, 333032, 339605, 350560, 356820, 368714, 380608, 388120, 395808, 407526, 416290, 420672, 465744, 475760, 494760, 499548, 525840, 543368, 553071, 565440, 570912, 582180, 620992, 624435, 659680, 666064, 679210, 701120, 713640, 737428, 776240, 791616, 815052, 832580, 921785, 931488, 951520, 989520, 999096, 1018815, 1051680, 1086736, 1106142, 1141824, 1164360, 1248870, 1290499, 1319360, 1332128, 1358420, 1427280, 1474856, 1552480, 1630104, 1665160, 1843570, 1862976, 1903040, 1979040, 1998192, 2037630, 2103360, 2173472, 2212284, 2328720, 2497740, 2580998, 2664256, 2716840, 2765355, 2854560, 2949712, 3104960, 3260208, 3330320, 3687140, 3871497, 3958080, 3996384, 4075260, 4346944, 4424568, 4657440, 4995480, 5161996, 5433680, 5530710, 5709120, 5899424, 6452495, 6520416, 6660640, 7374280, 7742994, 7992768, 8150520, 8849136, 9314880, 9990960, 10323992, 10867360, 11061420, 11798848, 12904990, 13040832, 13321280, 14748560, 15485988, 16301040, 17698272, 19357485, 19981920, 20647984, 21734720, 22122840, 25809980, 29497120, 30971976, 32602080, 35396544, 38714970, 39963840, 41295968, 44245680, 51619960, 58994240, 61943952, 65204160, 77429940, 82591936, 88491360, 103239920, 123887904, 154859880, 176982720, 206479840, 247775808, 309719760, 412959680, 619439520, 1238879040]

約数ペア:

[(1, 1238879040), (2, 619439520), (3, 412959680), (4, 309719760), (5, 247775808), (6, 206479840), (7, 176982720), (8, 154859880), (10, 123887904), (12, 103239920), (14, 88491360), (15, 82591936), (16, 77429940), (19, 65204160), (20, 61943952), (21, 58994240), (24, 51619960), (28, 44245680), (30, 41295968), (31, 39963840), (32, 38714970), (35, 35396544), (38, 32602080), (40, 30971976), (42, 29497120), (48, 25809980), (56, 22122840), (57, 21734720), (60, 20647984), (62, 19981920), (64, 19357485), (70, 17698272), (76, 16301040), (80, 15485988), (84, 14748560), (93, 13321280), (95, 13040832), (96, 12904990), (105, 11798848), (112, 11061420), (114, 10867360), (120, 10323992), (124, 9990960), (133, 9314880), (140, 8849136), (152, 8150520), (155, 7992768), (160, 7742994), (168, 7374280), (186, 6660640), (190, 6520416), (192, 6452495), (210, 5899424), (217, 5709120), (224, 5530710), (228, 5433680), (240, 5161996), (248, 4995480), (266, 4657440), (280, 4424568), (285, 4346944), (304, 4075260), (310, 3996384), (313, 3958080), (320, 3871497), (336, 3687140), (372, 3330320), (380, 3260208), (399, 3104960), (420, 2949712), (434, 2854560), (448, 2765355), (456, 2716840), (465, 2664256), (480, 2580998), (496, 2497740), (532, 2328720), (560, 2212284), (570, 2173472), (589, 2103360), (608, 2037630), (620, 1998192), (626, 1979040), (651, 1903040), (665, 1862976), (672, 1843570), (744, 1665160), (760, 1630104), (798, 1552480), (840, 1474856), (868, 1427280), (912, 1358420), (930, 1332128), (939, 1319360), (960, 1290499), (992, 1248870), (1064, 1164360), (1085, 1141824), (1120, 1106142), (1140, 1086736), (1178, 1051680), (1216, 1018815), (1240, 999096), (1252, 989520), (1302, 951520), (1330, 931488), (1344, 921785), (1488, 832580), (1520, 815052), (1565, 791616), (1596, 776240), (1680, 737428), (1736, 713640), (1767, 701120), (1824, 679210), (1860, 666064), (1878, 659680), (1984, 624435), (1995, 620992), (2128, 582180), (2170, 570912), (2191, 565440), (2240, 553071), (2280, 543368), (2356, 525840), (2480, 499548), (2504, 494760), (2604, 475760), (2660, 465744), (2945, 420672), (2976, 416290), (3040, 407526), (3130, 395808), (3192, 388120), (3255, 380608), (3360, 368714), (3472, 356820), (3534, 350560), (3648, 339605), (3720, 333032), (3756, 329840), (3990, 310496), (4123, 300480), (4256, 291090), (4340, 285456), (4382, 282720), (4560, 271684), (4695, 263872), (4712, 262920), (4960, 249774), (5008, 247380), (5208, 237880), (5320, 232872), (5890, 210336), (5947, 208320), (5952, 208145), (6080, 203763), (6260, 197904), (6384, 194060), (6510, 190304), (6573, 188480), (6720, 184357), (6944, 178410), (7068, 175280), (7440, 166516), (7512, 164920), (7980, 155248), (8246, 150240), (8512, 145545), (8680, 142728), (8764, 141360), (8835, 140224), (9120, 135842), (9390, 131936), (9424, 131460), (9703, 127680), (9920, 124887), (10016, 123690), (10416, 118940), (10640, 116436), (10955, 113088), (11780, 105168), (11894, 104160), (12369, 100160), (12520, 98952), (12768, 97030), (13020, 95152), (13146, 94240), (13888, 89205), (14136, 87640), (14880, 83258), (15024, 82460), (15960, 77624), (16492, 75120), (17360, 71364), (17528, 70680), (17670, 70112), (17841, 69440), (18240, 67921), (18780, 65968), (18848, 65730), (19406, 63840), (20032, 61845), (20615, 60096), (20832, 59470), (21280, 58218), (21910, 56544), (23560, 52584), (23788, 52080), (24738, 50080), (25040, 49476), (25536, 48515), (26040, 47576), (26292, 47120), (28272, 43820), (29109, 42560), (29735, 41664), (29760, 41629), (30048, 41230), (31920, 38812), (32865, 37696), (32984, 37560), (34720, 35682), (35056, 35340)]