215371830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{449}}^1$

素因数の和:789

約数の個数: 64

約数和(自身を含む): 528768000

約数和(自身を除く): 313396170

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 118, 177, 271, 295, 354, 449, 542, 590, 813, 885, 898, 1347, 1355, 1626, 1770, 2245, 2694, 2710, 4065, 4490, 6735, 8130, 13470, 15989, 26491, 31978, 47967, 52982, 79473, 79945, 95934, 121679, 132455, 158946, 159890, 239835, 243358, 264910, 365037, 397365, 479670, 608395, 730074, 794730, 1216790, 1825185, 3650370, 7179061, 14358122, 21537183, 35895305, 43074366, 71790610, 107685915, 215371830]

約数ペア:

[(1, 215371830), (2, 107685915), (3, 71790610), (5, 43074366), (6, 35895305), (10, 21537183), (15, 14358122), (30, 7179061), (59, 3650370), (118, 1825185), (177, 1216790), (271, 794730), (295, 730074), (354, 608395), (449, 479670), (542, 397365), (590, 365037), (813, 264910), (885, 243358), (898, 239835), (1347, 159890), (1355, 158946), (1626, 132455), (1770, 121679), (2245, 95934), (2694, 79945), (2710, 79473), (4065, 52982), (4490, 47967), (6735, 31978), (8130, 26491), (13470, 15989)]