71401479440

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1\times {\mathrm{353}}^1$

素因数の和:825

約数の個数: 160

約数和(自身を含む): 170667648000

約数和(自身を除く): 99266168560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 149, 239, 284, 298, 353, 355, 478, 568, 596, 706, 710, 745, 956, 1136, 1192, 1195, 1412, 1420, 1490, 1765, 1912, 2384, 2390, 2824, 2840, 2980, 3530, 3824, 4780, 5648, 5680, 5960, 7060, 9560, 10579, 11920, 14120, 16969, 19120, 21158, 25063, 28240, 33938, 35611, 42316, 50126, 52597, 52895, 67876, 71222, 84367, 84632, 84845, 100252, 105194, 105790, 125315, 135752, 142444, 168734, 169264, 169690, 178055, 200504, 210388, 211580, 250630, 262985, 271504, 284888, 337468, 339380, 356110, 401008, 420776, 421835, 423160, 501260, 525970, 569776, 674936, 678760, 712220, 841552, 843670, 846320, 1002520, 1051940, 1349872, 1357520, 1424440, 1687340, 2005040, 2103880, 2528381, 2848880, 3374680, 3734387, 4207760, 5056762, 5990057, 6749360, 7468774, 10113524, 11980114, 12570683, 12641905, 14937548, 18671935, 20227048, 23960228, 25141366, 25283810, 29875096, 29950285, 37343870, 40454096, 47920456, 50282732, 50567620, 59750192, 59900570, 62853415, 74687740, 95840912, 100565464, 101135240, 119801140, 125706830, 149375480, 201130928, 202270480, 239602280, 251413660, 298750960, 479204560, 502827320, 892518493, 1005654640, 1785036986, 3570073972, 4462592465, 7140147944, 8925184930, 14280295888, 17850369860, 35700739720, 71401479440]

約数ペア:

[(1, 71401479440), (2, 35700739720), (4, 17850369860), (5, 14280295888), (8, 8925184930), (10, 7140147944), (16, 4462592465), (20, 3570073972), (40, 1785036986), (71, 1005654640), (80, 892518493), (142, 502827320), (149, 479204560), (239, 298750960), (284, 251413660), (298, 239602280), (353, 202270480), (355, 201130928), (478, 149375480), (568, 125706830), (596, 119801140), (706, 101135240), (710, 100565464), (745, 95840912), (956, 74687740), (1136, 62853415), (1192, 59900570), (1195, 59750192), (1412, 50567620), (1420, 50282732), (1490, 47920456), (1765, 40454096), (1912, 37343870), (2384, 29950285), (2390, 29875096), (2824, 25283810), (2840, 25141366), (2980, 23960228), (3530, 20227048), (3824, 18671935), (4780, 14937548), (5648, 12641905), (5680, 12570683), (5960, 11980114), (7060, 10113524), (9560, 7468774), (10579, 6749360), (11920, 5990057), (14120, 5056762), (16969, 4207760), (19120, 3734387), (21158, 3374680), (25063, 2848880), (28240, 2528381), (33938, 2103880), (35611, 2005040), (42316, 1687340), (50126, 1424440), (52597, 1357520), (52895, 1349872), (67876, 1051940), (71222, 1002520), (84367, 846320), (84632, 843670), (84845, 841552), (100252, 712220), (105194, 678760), (105790, 674936), (125315, 569776), (135752, 525970), (142444, 501260), (168734, 423160), (169264, 421835), (169690, 420776), (178055, 401008), (200504, 356110), (210388, 339380), (211580, 337468), (250630, 284888), (262985, 271504)]