20131490760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1\times {\mathrm{2311}}^1$

素因数の和:2871

約数の個数: 128

約数和(自身を含む): 60875884800

約数和(自身を除く): 40744394040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 229, 317, 458, 634, 687, 916, 951, 1145, 1268, 1374, 1585, 1832, 1902, 2290, 2311, 2536, 2748, 3170, 3435, 3804, 4580, 4622, 4755, 5496, 6340, 6870, 6933, 7608, 9160, 9244, 9510, 11555, 12680, 13740, 13866, 18488, 19020, 23110, 27480, 27732, 34665, 38040, 46220, 55464, 69330, 72593, 92440, 138660, 145186, 217779, 277320, 290372, 362965, 435558, 529219, 580744, 725930, 732587, 871116, 1058438, 1088895, 1451860, 1465174, 1587657, 1742232, 2116876, 2177790, 2197761, 2646095, 2903720, 2930348, 3175314, 3662935, 4233752, 4355580, 4395522, 5292190, 5860696, 6350628, 7325870, 7938285, 8711160, 8791044, 10584380, 10988805, 12701256, 14651740, 15876570, 17582088, 21168760, 21977610, 29303480, 31753140, 43955220, 63506280, 87910440, 167762423, 335524846, 503287269, 671049692, 838812115, 1006574538, 1342099384, 1677624230, 2013149076, 2516436345, 3355248460, 4026298152, 5032872690, 6710496920, 10065745380, 20131490760]

約数ペア:

[(1, 20131490760), (2, 10065745380), (3, 6710496920), (4, 5032872690), (5, 4026298152), (6, 3355248460), (8, 2516436345), (10, 2013149076), (12, 1677624230), (15, 1342099384), (20, 1006574538), (24, 838812115), (30, 671049692), (40, 503287269), (60, 335524846), (120, 167762423), (229, 87910440), (317, 63506280), (458, 43955220), (634, 31753140), (687, 29303480), (916, 21977610), (951, 21168760), (1145, 17582088), (1268, 15876570), (1374, 14651740), (1585, 12701256), (1832, 10988805), (1902, 10584380), (2290, 8791044), (2311, 8711160), (2536, 7938285), (2748, 7325870), (3170, 6350628), (3435, 5860696), (3804, 5292190), (4580, 4395522), (4622, 4355580), (4755, 4233752), (5496, 3662935), (6340, 3175314), (6870, 2930348), (6933, 2903720), (7608, 2646095), (9160, 2197761), (9244, 2177790), (9510, 2116876), (11555, 1742232), (12680, 1587657), (13740, 1465174), (13866, 1451860), (18488, 1088895), (19020, 1058438), (23110, 871116), (27480, 732587), (27732, 725930), (34665, 580744), (38040, 529219), (46220, 435558), (55464, 362965), (69330, 290372), (72593, 277320), (92440, 217779), (138660, 145186)]