256475360

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:444

約数の個数: 96

約数和(自身を含む): 624607200

約数和(自身を除く): 368131840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 101, 118, 160, 202, 236, 269, 295, 404, 472, 505, 538, 590, 808, 944, 1010, 1076, 1180, 1345, 1616, 1888, 2020, 2152, 2360, 2690, 3232, 4040, 4304, 4720, 5380, 5959, 8080, 8608, 9440, 10760, 11918, 15871, 16160, 21520, 23836, 27169, 29795, 31742, 43040, 47672, 54338, 59590, 63484, 79355, 95344, 108676, 119180, 126968, 135845, 158710, 190688, 217352, 238360, 253936, 271690, 317420, 434704, 476720, 507872, 543380, 634840, 869408, 953440, 1086760, 1269680, 1602971, 2173520, 2539360, 3205942, 4347040, 6411884, 8014855, 12823768, 16029710, 25647536, 32059420, 51295072, 64118840, 128237680, 256475360]

約数ペア:

[(1, 256475360), (2, 128237680), (4, 64118840), (5, 51295072), (8, 32059420), (10, 25647536), (16, 16029710), (20, 12823768), (32, 8014855), (40, 6411884), (59, 4347040), (80, 3205942), (101, 2539360), (118, 2173520), (160, 1602971), (202, 1269680), (236, 1086760), (269, 953440), (295, 869408), (404, 634840), (472, 543380), (505, 507872), (538, 476720), (590, 434704), (808, 317420), (944, 271690), (1010, 253936), (1076, 238360), (1180, 217352), (1345, 190688), (1616, 158710), (1888, 135845), (2020, 126968), (2152, 119180), (2360, 108676), (2690, 95344), (3232, 79355), (4040, 63484), (4304, 59590), (4720, 54338), (5380, 47672), (5959, 43040), (8080, 31742), (8608, 29795), (9440, 27169), (10760, 23836), (11918, 21520), (15871, 16160)]