31813631460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{409}}^1\times {\mathrm{2557}}^1$

素因数の和:3007

約数の個数: 216

約数和(自身を含む): 104792000040

約数和(自身を除く): 72978368580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 338, 390, 409, 468, 507, 585, 676, 780, 818, 845, 1014, 1170, 1227, 1521, 1636, 1690, 2028, 2045, 2340, 2454, 2535, 2557, 3042, 3380, 3681, 4090, 4908, 5070, 5114, 5317, 6084, 6135, 7362, 7605, 7671, 8180, 10140, 10228, 10634, 12270, 12785, 14724, 15210, 15342, 15951, 18405, 21268, 23013, 24540, 25570, 26585, 30420, 30684, 31902, 33241, 36810, 38355, 46026, 47853, 51140, 53170, 63804, 66482, 69121, 73620, 76710, 79755, 92052, 95706, 99723, 106340, 115065, 132964, 138242, 153420, 159510, 166205, 191412, 199446, 207363, 230130, 239265, 276484, 299169, 319020, 332410, 345605, 398892, 414726, 432133, 460260, 478530, 498615, 598338, 622089, 664820, 691210, 829452, 864266, 957060, 997230, 1036815, 1045813, 1196676, 1244178, 1296399, 1382420, 1495845, 1728532, 1994460, 2073630, 2091626, 2160665, 2488356, 2592798, 2991690, 3110445, 3137439, 3889197, 4147260, 4183252, 4321330, 5185596, 5229065, 5983380, 6220890, 6274878, 6481995, 7778394, 8642660, 9412317, 10458130, 12441780, 12549756, 12963990, 13595569, 15556788, 15687195, 18824634, 19445985, 20916260, 25927980, 27191138, 31374390, 37649268, 38891970, 40786707, 47061585, 54382276, 62748780, 67977845, 77783940, 81573414, 94123170, 122360121, 135955690, 163146828, 176742397, 188246340, 203933535, 244720242, 271911380, 353484794, 407867070, 489440484, 530227191, 611800605, 706969588, 815734140, 883711985, 1060454382, 1223601210, 1590681573, 1767423970, 2120908764, 2447202420, 2651135955, 3181363146, 3534847940, 5302271910, 6362726292, 7953407865, 10604543820, 15906815730, 31813631460]

約数ペア:

[(1, 31813631460), (2, 15906815730), (3, 10604543820), (4, 7953407865), (5, 6362726292), (6, 5302271910), (9, 3534847940), (10, 3181363146), (12, 2651135955), (13, 2447202420), (15, 2120908764), (18, 1767423970), (20, 1590681573), (26, 1223601210), (30, 1060454382), (36, 883711985), (39, 815734140), (45, 706969588), (52, 611800605), (60, 530227191), (65, 489440484), (78, 407867070), (90, 353484794), (117, 271911380), (130, 244720242), (156, 203933535), (169, 188246340), (180, 176742397), (195, 163146828), (234, 135955690), (260, 122360121), (338, 94123170), (390, 81573414), (409, 77783940), (468, 67977845), (507, 62748780), (585, 54382276), (676, 47061585), (780, 40786707), (818, 38891970), (845, 37649268), (1014, 31374390), (1170, 27191138), (1227, 25927980), (1521, 20916260), (1636, 19445985), (1690, 18824634), (2028, 15687195), (2045, 15556788), (2340, 13595569), (2454, 12963990), (2535, 12549756), (2557, 12441780), (3042, 10458130), (3380, 9412317), (3681, 8642660), (4090, 7778394), (4908, 6481995), (5070, 6274878), (5114, 6220890), (5317, 5983380), (6084, 5229065), (6135, 5185596), (7362, 4321330), (7605, 4183252), (7671, 4147260), (8180, 3889197), (10140, 3137439), (10228, 3110445), (10634, 2991690), (12270, 2592798), (12785, 2488356), (14724, 2160665), (15210, 2091626), (15342, 2073630), (15951, 1994460), (18405, 1728532), (21268, 1495845), (23013, 1382420), (24540, 1296399), (25570, 1244178), (26585, 1196676), (30420, 1045813), (30684, 1036815), (31902, 997230), (33241, 957060), (36810, 864266), (38355, 829452), (46026, 691210), (47853, 664820), (51140, 622089), (53170, 598338), (63804, 498615), (66482, 478530), (69121, 460260), (73620, 432133), (76710, 414726), (79755, 398892), (92052, 345605), (95706, 332410), (99723, 319020), (106340, 299169), (115065, 276484), (132964, 239265), (138242, 230130), (153420, 207363), (159510, 199446), (166205, 191412)]