31045680

素因数分解:

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

素因数の和:1625

約数の個数: 120

約数和(自身を含む): 108190992

約数和(自身を除く): 77145312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1597, 1620, 1944, 2160, 2430, 3194, 3240, 3888, 4791, 4860, 6388, 6480, 7985, 9582, 9720, 12776, 14373, 15970, 19164, 19440, 23955, 25552, 28746, 31940, 38328, 43119, 47910, 57492, 63880, 71865, 76656, 86238, 95820, 114984, 127760, 129357, 143730, 172476, 191640, 215595, 229968, 258714, 287460, 344952, 383280, 388071, 431190, 517428, 574920, 646785, 689904, 776142, 862380, 1034856, 1149840, 1293570, 1552284, 1724760, 1940355, 2069712, 2587140, 3104568, 3449520, 3880710, 5174280, 6209136, 7761420, 10348560, 15522840, 31045680]

約数ペア:

[(1, 31045680), (2, 15522840), (3, 10348560), (4, 7761420), (5, 6209136), (6, 5174280), (8, 3880710), (9, 3449520), (10, 3104568), (12, 2587140), (15, 2069712), (16, 1940355), (18, 1724760), (20, 1552284), (24, 1293570), (27, 1149840), (30, 1034856), (36, 862380), (40, 776142), (45, 689904), (48, 646785), (54, 574920), (60, 517428), (72, 431190), (80, 388071), (81, 383280), (90, 344952), (108, 287460), (120, 258714), (135, 229968), (144, 215595), (162, 191640), (180, 172476), (216, 143730), (240, 129357), (243, 127760), (270, 114984), (324, 95820), (360, 86238), (405, 76656), (432, 71865), (486, 63880), (540, 57492), (648, 47910), (720, 43119), (810, 38328), (972, 31940), (1080, 28746), (1215, 25552), (1296, 23955), (1597, 19440), (1620, 19164), (1944, 15970), (2160, 14373), (2430, 12776), (3194, 9720), (3240, 9582), (3888, 7985), (4791, 6480), (4860, 6388)]