209702938920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1879}}^1\times {\mathrm{13099}}^1$

素因数の和:15063

約数の個数: 128

約数和(自身を含む): 638357760000

約数和(自身を除く): 428654821080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 1879, 2130, 2840, 3758, 4260, 5637, 7516, 8520, 9395, 11274, 13099, 15032, 18790, 22548, 26198, 28185, 37580, 39297, 45096, 52396, 56370, 65495, 75160, 78594, 104792, 112740, 130990, 133409, 157188, 196485, 225480, 261980, 266818, 314376, 392970, 400227, 523960, 533636, 667045, 785940, 800454, 930029, 1067272, 1334090, 1571880, 1600908, 1860058, 2001135, 2668180, 2790087, 3201816, 3720116, 4002270, 4650145, 5336360, 5580174, 7440232, 8004540, 9300290, 11160348, 13950435, 16009080, 18600580, 22320696, 24613021, 27900870, 37201160, 49226042, 55801740, 73839063, 98452084, 111603480, 123065105, 147678126, 196904168, 246130210, 295356252, 369195315, 492260420, 590712504, 738390630, 984520840, 1476781260, 1747524491, 2953562520, 3495048982, 5242573473, 6990097964, 8737622455, 10485146946, 13980195928, 17475244910, 20970293892, 26212867365, 34950489820, 41940587784, 52425734730, 69900979640, 104851469460, 209702938920]

約数ペア:

[(1, 209702938920), (2, 104851469460), (3, 69900979640), (4, 52425734730), (5, 41940587784), (6, 34950489820), (8, 26212867365), (10, 20970293892), (12, 17475244910), (15, 13980195928), (20, 10485146946), (24, 8737622455), (30, 6990097964), (40, 5242573473), (60, 3495048982), (71, 2953562520), (120, 1747524491), (142, 1476781260), (213, 984520840), (284, 738390630), (355, 590712504), (426, 492260420), (568, 369195315), (710, 295356252), (852, 246130210), (1065, 196904168), (1420, 147678126), (1704, 123065105), (1879, 111603480), (2130, 98452084), (2840, 73839063), (3758, 55801740), (4260, 49226042), (5637, 37201160), (7516, 27900870), (8520, 24613021), (9395, 22320696), (11274, 18600580), (13099, 16009080), (15032, 13950435), (18790, 11160348), (22548, 9300290), (26198, 8004540), (28185, 7440232), (37580, 5580174), (39297, 5336360), (45096, 4650145), (52396, 4002270), (56370, 3720116), (65495, 3201816), (75160, 2790087), (78594, 2668180), (104792, 2001135), (112740, 1860058), (130990, 1600908), (133409, 1571880), (157188, 1334090), (196485, 1067272), (225480, 930029), (261980, 800454), (266818, 785940), (314376, 667045), (392970, 533636), (400227, 523960)]