209675360

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:516

約数の個数: 96

約数和(自身を含む): 521240832

約数和(自身を除く): 311565472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 227, 230, 251, 368, 454, 460, 502, 736, 908, 920, 1004, 1135, 1255, 1816, 1840, 2008, 2270, 2510, 3632, 3680, 4016, 4540, 5020, 5221, 5773, 7264, 8032, 9080, 10040, 10442, 11546, 18160, 20080, 20884, 23092, 26105, 28865, 36320, 40160, 41768, 46184, 52210, 56977, 57730, 83536, 92368, 104420, 113954, 115460, 167072, 184736, 208840, 227908, 230920, 284885, 417680, 455816, 461840, 569770, 835360, 911632, 923680, 1139540, 1310471, 1823264, 2279080, 2620942, 4558160, 5241884, 6552355, 9116320, 10483768, 13104710, 20967536, 26209420, 41935072, 52418840, 104837680, 209675360]

約数ペア:

[(1, 209675360), (2, 104837680), (4, 52418840), (5, 41935072), (8, 26209420), (10, 20967536), (16, 13104710), (20, 10483768), (23, 9116320), (32, 6552355), (40, 5241884), (46, 4558160), (80, 2620942), (92, 2279080), (115, 1823264), (160, 1310471), (184, 1139540), (227, 923680), (230, 911632), (251, 835360), (368, 569770), (454, 461840), (460, 455816), (502, 417680), (736, 284885), (908, 230920), (920, 227908), (1004, 208840), (1135, 184736), (1255, 167072), (1816, 115460), (1840, 113954), (2008, 104420), (2270, 92368), (2510, 83536), (3632, 57730), (3680, 56977), (4016, 52210), (4540, 46184), (5020, 41768), (5221, 40160), (5773, 36320), (7264, 28865), (8032, 26105), (9080, 23092), (10040, 20884), (10442, 20080), (11546, 18160)]