31345080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 103057920

約数和(自身を除く): 71712840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 71, 78, 104, 120, 130, 142, 156, 195, 213, 260, 283, 284, 312, 355, 390, 426, 520, 566, 568, 710, 780, 849, 852, 923, 1065, 1132, 1415, 1420, 1560, 1698, 1704, 1846, 2130, 2264, 2769, 2830, 2840, 3396, 3679, 3692, 4245, 4260, 4615, 5538, 5660, 6792, 7358, 7384, 8490, 8520, 9230, 11037, 11076, 11320, 13845, 14716, 16980, 18395, 18460, 20093, 22074, 22152, 27690, 29432, 33960, 36790, 36920, 40186, 44148, 55185, 55380, 60279, 73580, 80372, 88296, 100465, 110370, 110760, 120558, 147160, 160744, 200930, 220740, 241116, 261209, 301395, 401860, 441480, 482232, 522418, 602790, 783627, 803720, 1044836, 1205580, 1306045, 1567254, 2089672, 2411160, 2612090, 3134508, 3918135, 5224180, 6269016, 7836270, 10448360, 15672540, 31345080]

約数ペア:

[(1, 31345080), (2, 15672540), (3, 10448360), (4, 7836270), (5, 6269016), (6, 5224180), (8, 3918135), (10, 3134508), (12, 2612090), (13, 2411160), (15, 2089672), (20, 1567254), (24, 1306045), (26, 1205580), (30, 1044836), (39, 803720), (40, 783627), (52, 602790), (60, 522418), (65, 482232), (71, 441480), (78, 401860), (104, 301395), (120, 261209), (130, 241116), (142, 220740), (156, 200930), (195, 160744), (213, 147160), (260, 120558), (283, 110760), (284, 110370), (312, 100465), (355, 88296), (390, 80372), (426, 73580), (520, 60279), (566, 55380), (568, 55185), (710, 44148), (780, 40186), (849, 36920), (852, 36790), (923, 33960), (1065, 29432), (1132, 27690), (1415, 22152), (1420, 22074), (1560, 20093), (1698, 18460), (1704, 18395), (1846, 16980), (2130, 14716), (2264, 13845), (2769, 11320), (2830, 11076), (2840, 11037), (3396, 9230), (3679, 8520), (3692, 8490), (4245, 7384), (4260, 7358), (4615, 6792), (5538, 5660)]