65540880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1597}}^1$

素因数の和:1638

約数の個数: 160

約数和(自身を含む): 237782400

約数和(自身を除く): 172241520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1597, 1710, 2052, 2160, 2280, 2565, 2736, 3194, 3420, 4104, 4560, 4791, 5130, 6388, 6840, 7985, 8208, 9582, 10260, 12776, 13680, 14373, 15970, 19164, 20520, 23955, 25552, 28746, 30343, 31940, 38328, 41040, 43119, 47910, 57492, 60686, 63880, 71865, 76656, 86238, 91029, 95820, 114984, 121372, 127760, 143730, 151715, 172476, 182058, 191640, 215595, 229968, 242744, 273087, 287460, 303430, 344952, 364116, 383280, 431190, 455145, 485488, 546174, 574920, 606860, 689904, 728232, 819261, 862380, 910290, 1092348, 1149840, 1213720, 1365435, 1456464, 1638522, 1724760, 1820580, 2184696, 2427440, 2730870, 3277044, 3449520, 3641160, 4096305, 4369392, 5461740, 6554088, 7282320, 8192610, 10923480, 13108176, 16385220, 21846960, 32770440, 65540880]

約数ペア:

[(1, 65540880), (2, 32770440), (3, 21846960), (4, 16385220), (5, 13108176), (6, 10923480), (8, 8192610), (9, 7282320), (10, 6554088), (12, 5461740), (15, 4369392), (16, 4096305), (18, 3641160), (19, 3449520), (20, 3277044), (24, 2730870), (27, 2427440), (30, 2184696), (36, 1820580), (38, 1724760), (40, 1638522), (45, 1456464), (48, 1365435), (54, 1213720), (57, 1149840), (60, 1092348), (72, 910290), (76, 862380), (80, 819261), (90, 728232), (95, 689904), (108, 606860), (114, 574920), (120, 546174), (135, 485488), (144, 455145), (152, 431190), (171, 383280), (180, 364116), (190, 344952), (216, 303430), (228, 287460), (240, 273087), (270, 242744), (285, 229968), (304, 215595), (342, 191640), (360, 182058), (380, 172476), (432, 151715), (456, 143730), (513, 127760), (540, 121372), (570, 114984), (684, 95820), (720, 91029), (760, 86238), (855, 76656), (912, 71865), (1026, 63880), (1080, 60686), (1140, 57492), (1368, 47910), (1520, 43119), (1597, 41040), (1710, 38328), (2052, 31940), (2160, 30343), (2280, 28746), (2565, 25552), (2736, 23955), (3194, 20520), (3420, 19164), (4104, 15970), (4560, 14373), (4791, 13680), (5130, 12776), (6388, 10260), (6840, 9582), (7985, 8208)]