220224240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{305867}}^1$

素因数の和:305886

約数の個数: 60

約数和(自身を含む): 739588824

約数和(自身を除く): 519364584

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 305867, 611734, 917601, 1223468, 1529335, 1835202, 2446936, 2752803, 3058670, 3670404, 4588005, 4893872, 5505606, 6117340, 7340808, 9176010, 11011212, 12234680, 13764015, 14681616, 18352020, 22022424, 24469360, 27528030, 36704040, 44044848, 55056060, 73408080, 110112120, 220224240]

約数ペア:

[(1, 220224240), (2, 110112120), (3, 73408080), (4, 55056060), (5, 44044848), (6, 36704040), (8, 27528030), (9, 24469360), (10, 22022424), (12, 18352020), (15, 14681616), (16, 13764015), (18, 12234680), (20, 11011212), (24, 9176010), (30, 7340808), (36, 6117340), (40, 5505606), (45, 4893872), (48, 4588005), (60, 3670404), (72, 3058670), (80, 2752803), (90, 2446936), (120, 1835202), (144, 1529335), (180, 1223468), (240, 917601), (360, 611734), (720, 305867)]