64128720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{267203}}^1$

素因数の和:267219

約数の個数: 40

約数和(自身を含む): 198799776

約数和(自身を除く): 134671056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 267203, 534406, 801609, 1068812, 1336015, 1603218, 2137624, 2672030, 3206436, 4008045, 4275248, 5344060, 6412872, 8016090, 10688120, 12825744, 16032180, 21376240, 32064360, 64128720]

約数ペア:

[(1, 64128720), (2, 32064360), (3, 21376240), (4, 16032180), (5, 12825744), (6, 10688120), (8, 8016090), (10, 6412872), (12, 5344060), (15, 4275248), (16, 4008045), (20, 3206436), (24, 2672030), (30, 2137624), (40, 1603218), (48, 1336015), (60, 1068812), (80, 801609), (120, 534406), (240, 267203)]