209493840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3221}}^1$

素因数の和:3508

約数の個数: 80

約数和(自身を含む): 652029696

約数和(自身を除く): 442535856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 271, 542, 813, 1084, 1355, 1626, 2168, 2710, 3221, 3252, 4065, 4336, 5420, 6442, 6504, 8130, 9663, 10840, 12884, 13008, 16105, 16260, 19326, 21680, 25768, 32210, 32520, 38652, 48315, 51536, 64420, 65040, 77304, 96630, 128840, 154608, 193260, 257680, 386520, 773040, 872891, 1745782, 2618673, 3491564, 4364455, 5237346, 6983128, 8728910, 10474692, 13093365, 13966256, 17457820, 20949384, 26186730, 34915640, 41898768, 52373460, 69831280, 104746920, 209493840]

約数ペア:

[(1, 209493840), (2, 104746920), (3, 69831280), (4, 52373460), (5, 41898768), (6, 34915640), (8, 26186730), (10, 20949384), (12, 17457820), (15, 13966256), (16, 13093365), (20, 10474692), (24, 8728910), (30, 6983128), (40, 5237346), (48, 4364455), (60, 3491564), (80, 2618673), (120, 1745782), (240, 872891), (271, 773040), (542, 386520), (813, 257680), (1084, 193260), (1355, 154608), (1626, 128840), (2168, 96630), (2710, 77304), (3221, 65040), (3252, 64420), (4065, 51536), (4336, 48315), (5420, 38652), (6442, 32520), (6504, 32210), (8130, 25768), (9663, 21680), (10840, 19326), (12884, 16260), (13008, 16105)]