1000021680

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2$

素因数の和:166

約数の個数: 480

約数和(自身を含む): 4215206400

約数和(自身を除く): 3215184720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 59, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 108, 112, 114, 118, 120, 126, 133, 135, 140, 144, 152, 168, 171, 177, 180, 189, 190, 210, 216, 228, 236, 240, 252, 266, 270, 280, 285, 295, 304, 315, 336, 342, 354, 360, 378, 380, 399, 413, 420, 432, 456, 472, 504, 513, 531, 532, 540, 560, 570, 590, 630, 665, 684, 708, 720, 756, 760, 798, 826, 840, 855, 885, 912, 944, 945, 1008, 1026, 1062, 1064, 1080, 1121, 1140, 1180, 1197, 1239, 1260, 1330, 1368, 1416, 1512, 1520, 1593, 1596, 1652, 1680, 1710, 1770, 1890, 1995, 2052, 2065, 2124, 2128, 2160, 2242, 2280, 2360, 2394, 2478, 2520, 2565, 2655, 2660, 2736, 2832, 3024, 3186, 3192, 3304, 3363, 3420, 3481, 3540, 3591, 3717, 3780, 3990, 4104, 4130, 4248, 4484, 4560, 4720, 4788, 4956, 5040, 5130, 5310, 5320, 5605, 5985, 6195, 6372, 6384, 6608, 6726, 6840, 6962, 7080, 7182, 7434, 7560, 7847, 7965, 7980, 8208, 8260, 8496, 8968, 9576, 9912, 10089, 10260, 10443, 10620, 10640, 11151, 11210, 11970, 12390, 12744, 13452, 13680, 13924, 14160, 14364, 14868, 15120, 15694, 15930, 15960, 16520, 16815, 17405, 17936, 17955, 18585, 19152, 19824, 20178, 20520, 20886, 21240, 22302, 22420, 23541, 23940, 24367, 24780, 25488, 26904, 27848, 28728, 29736, 30267, 31329, 31388, 31860, 31920, 33040, 33630, 34810, 35910, 37170, 39235, 40356, 41040, 41772, 42480, 44604, 44840, 47082, 47880, 48734, 49560, 50445, 52215, 53808, 55696, 55755, 57456, 59472, 60534, 62658, 62776, 63720, 66139, 67260, 69620, 70623, 71820, 73101, 74340, 78470, 80712, 83544, 89208, 89680, 93987, 94164, 95760, 97468, 99120, 100890, 104430, 111510, 117705, 121068, 121835, 125316, 125552, 127440, 132278, 134520, 139240, 141246, 143640, 146202, 148680, 151335, 156645, 156940, 161424, 167088, 178416, 187974, 188328, 194936, 198417, 201780, 208860, 211869, 219303, 223020, 235410, 242136, 243670, 250632, 264556, 269040, 278480, 282492, 287280, 292404, 297360, 302670, 313290, 313880, 330695, 353115, 365505, 375948, 376656, 389872, 396834, 403560, 417720, 423738, 438606, 446040, 462973, 469935, 470820, 484272, 487340, 501264, 529112, 564984, 584808, 595251, 605340, 626580, 627760, 657909, 661390, 706230, 731010, 751896, 793668, 807120, 835440, 847476, 877212, 892080, 925946, 939870, 941640, 974680, 992085, 1058224, 1059345, 1096515, 1129968, 1169616, 1190502, 1210680, 1253160, 1315818, 1322780, 1388919, 1412460, 1462020, 1503792, 1587336, 1694952, 1754424, 1785753, 1851892, 1879740, 1883280, 1949360, 1984170, 2118690, 2193030, 2314865, 2381004, 2421360, 2506320, 2631636, 2645560, 2777838, 2824920, 2924040, 2976255, 3174672, 3289545, 3389904, 3508848, 3571506, 3703784, 3759480, 3968340, 4166757, 4237380, 4386060, 4629730, 4762008, 5263272, 5291120, 5555676, 5649840, 5848080, 5952510, 6579090, 6944595, 7143012, 7407568, 7518960, 7936680, 8333514, 8474760, 8772120, 8928765, 9259460, 9524016, 10526544, 11111352, 11905020, 12500271, 13158180, 13889190, 14286024, 15873360, 16667028, 16949520, 17544240, 17857530, 18518920, 20833785, 22222704, 23810040, 25000542, 26316360, 27778380, 28572048, 33334056, 35715060, 37037840, 41667570, 47620080, 50001084, 52632720, 55556760, 62501355, 66668112, 71430120, 83335140, 100002168, 111113520, 125002710, 142860240, 166670280, 200004336, 250005420, 333340560, 500010840, 1000021680]

約数ペア:

[(1, 1000021680), (2, 500010840), (3, 333340560), (4, 250005420), (5, 200004336), (6, 166670280), (7, 142860240), (8, 125002710), (9, 111113520), (10, 100002168), (12, 83335140), (14, 71430120), (15, 66668112), (16, 62501355), (18, 55556760), (19, 52632720), (20, 50001084), (21, 47620080), (24, 41667570), (27, 37037840), (28, 35715060), (30, 33334056), (35, 28572048), (36, 27778380), (38, 26316360), (40, 25000542), (42, 23810040), (45, 22222704), (48, 20833785), (54, 18518920), (56, 17857530), (57, 17544240), (59, 16949520), (60, 16667028), (63, 15873360), (70, 14286024), (72, 13889190), (76, 13158180), (80, 12500271), (84, 11905020), (90, 11111352), (95, 10526544), (105, 9524016), (108, 9259460), (112, 8928765), (114, 8772120), (118, 8474760), (120, 8333514), (126, 7936680), (133, 7518960), (135, 7407568), (140, 7143012), (144, 6944595), (152, 6579090), (168, 5952510), (171, 5848080), (177, 5649840), (180, 5555676), (189, 5291120), (190, 5263272), (210, 4762008), (216, 4629730), (228, 4386060), (236, 4237380), (240, 4166757), (252, 3968340), (266, 3759480), (270, 3703784), (280, 3571506), (285, 3508848), (295, 3389904), (304, 3289545), (315, 3174672), (336, 2976255), (342, 2924040), (354, 2824920), (360, 2777838), (378, 2645560), (380, 2631636), (399, 2506320), (413, 2421360), (420, 2381004), (432, 2314865), (456, 2193030), (472, 2118690), (504, 1984170), (513, 1949360), (531, 1883280), (532, 1879740), (540, 1851892), (560, 1785753), (570, 1754424), (590, 1694952), (630, 1587336), (665, 1503792), (684, 1462020), (708, 1412460), (720, 1388919), (756, 1322780), (760, 1315818), (798, 1253160), (826, 1210680), (840, 1190502), (855, 1169616), (885, 1129968), (912, 1096515), (944, 1059345), (945, 1058224), (1008, 992085), (1026, 974680), (1062, 941640), (1064, 939870), (1080, 925946), (1121, 892080), (1140, 877212), (1180, 847476), (1197, 835440), (1239, 807120), (1260, 793668), (1330, 751896), (1368, 731010), (1416, 706230), (1512, 661390), (1520, 657909), (1593, 627760), (1596, 626580), (1652, 605340), (1680, 595251), (1710, 584808), (1770, 564984), (1890, 529112), (1995, 501264), (2052, 487340), (2065, 484272), (2124, 470820), (2128, 469935), (2160, 462973), (2242, 446040), (2280, 438606), (2360, 423738), (2394, 417720), (2478, 403560), (2520, 396834), (2565, 389872), (2655, 376656), (2660, 375948), (2736, 365505), (2832, 353115), (3024, 330695), (3186, 313880), (3192, 313290), (3304, 302670), (3363, 297360), (3420, 292404), (3481, 287280), (3540, 282492), (3591, 278480), (3717, 269040), (3780, 264556), (3990, 250632), (4104, 243670), (4130, 242136), (4248, 235410), (4484, 223020), (4560, 219303), (4720, 211869), (4788, 208860), (4956, 201780), (5040, 198417), (5130, 194936), (5310, 188328), (5320, 187974), (5605, 178416), (5985, 167088), (6195, 161424), (6372, 156940), (6384, 156645), (6608, 151335), (6726, 148680), (6840, 146202), (6962, 143640), (7080, 141246), (7182, 139240), (7434, 134520), (7560, 132278), (7847, 127440), (7965, 125552), (7980, 125316), (8208, 121835), (8260, 121068), (8496, 117705), (8968, 111510), (9576, 104430), (9912, 100890), (10089, 99120), (10260, 97468), (10443, 95760), (10620, 94164), (10640, 93987), (11151, 89680), (11210, 89208), (11970, 83544), (12390, 80712), (12744, 78470), (13452, 74340), (13680, 73101), (13924, 71820), (14160, 70623), (14364, 69620), (14868, 67260), (15120, 66139), (15694, 63720), (15930, 62776), (15960, 62658), (16520, 60534), (16815, 59472), (17405, 57456), (17936, 55755), (17955, 55696), (18585, 53808), (19152, 52215), (19824, 50445), (20178, 49560), (20520, 48734), (20886, 47880), (21240, 47082), (22302, 44840), (22420, 44604), (23541, 42480), (23940, 41772), (24367, 41040), (24780, 40356), (25488, 39235), (26904, 37170), (27848, 35910), (28728, 34810), (29736, 33630), (30267, 33040), (31329, 31920), (31388, 31860)]