31447440

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 200

約数和(自身を含む): 114510528

約数和(自身を除く): 83063088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 81, 90, 92, 108, 115, 120, 135, 138, 144, 162, 180, 184, 207, 211, 216, 230, 240, 270, 276, 324, 345, 360, 368, 405, 414, 422, 432, 460, 540, 552, 621, 633, 648, 690, 720, 810, 828, 844, 920, 1035, 1055, 1080, 1104, 1242, 1266, 1296, 1380, 1620, 1656, 1688, 1840, 1863, 1899, 2070, 2110, 2160, 2484, 2532, 2760, 3105, 3165, 3240, 3312, 3376, 3726, 3798, 4140, 4220, 4853, 4968, 5064, 5520, 5697, 6210, 6330, 6480, 7452, 7596, 8280, 8440, 9315, 9495, 9706, 9936, 10128, 11394, 12420, 12660, 14559, 14904, 15192, 16560, 16880, 17091, 18630, 18990, 19412, 22788, 24265, 24840, 25320, 28485, 29118, 29808, 30384, 34182, 37260, 37980, 38824, 43677, 45576, 48530, 49680, 50640, 56970, 58236, 68364, 72795, 74520, 75960, 77648, 85455, 87354, 91152, 97060, 113940, 116472, 131031, 136728, 145590, 149040, 151920, 170910, 174708, 194120, 218385, 227880, 232944, 262062, 273456, 291180, 341820, 349416, 388240, 393093, 436770, 455760, 524124, 582360, 655155, 683640, 698832, 786186, 873540, 1048248, 1164720, 1310310, 1367280, 1572372, 1747080, 1965465, 2096496, 2620620, 3144744, 3494160, 3930930, 5241240, 6289488, 7861860, 10482480, 15723720, 31447440]

約数ペア:

[(1, 31447440), (2, 15723720), (3, 10482480), (4, 7861860), (5, 6289488), (6, 5241240), (8, 3930930), (9, 3494160), (10, 3144744), (12, 2620620), (15, 2096496), (16, 1965465), (18, 1747080), (20, 1572372), (23, 1367280), (24, 1310310), (27, 1164720), (30, 1048248), (36, 873540), (40, 786186), (45, 698832), (46, 683640), (48, 655155), (54, 582360), (60, 524124), (69, 455760), (72, 436770), (80, 393093), (81, 388240), (90, 349416), (92, 341820), (108, 291180), (115, 273456), (120, 262062), (135, 232944), (138, 227880), (144, 218385), (162, 194120), (180, 174708), (184, 170910), (207, 151920), (211, 149040), (216, 145590), (230, 136728), (240, 131031), (270, 116472), (276, 113940), (324, 97060), (345, 91152), (360, 87354), (368, 85455), (405, 77648), (414, 75960), (422, 74520), (432, 72795), (460, 68364), (540, 58236), (552, 56970), (621, 50640), (633, 49680), (648, 48530), (690, 45576), (720, 43677), (810, 38824), (828, 37980), (844, 37260), (920, 34182), (1035, 30384), (1055, 29808), (1080, 29118), (1104, 28485), (1242, 25320), (1266, 24840), (1296, 24265), (1380, 22788), (1620, 19412), (1656, 18990), (1688, 18630), (1840, 17091), (1863, 16880), (1899, 16560), (2070, 15192), (2110, 14904), (2160, 14559), (2484, 12660), (2532, 12420), (2760, 11394), (3105, 10128), (3165, 9936), (3240, 9706), (3312, 9495), (3376, 9315), (3726, 8440), (3798, 8280), (4140, 7596), (4220, 7452), (4853, 6480), (4968, 6330), (5064, 6210), (5520, 5697)]