213168720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{888203}}^1$

素因数の和:888219

約数の個数: 40

約数和(自身を含む): 660823776

約数和(自身を除く): 447655056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 888203, 1776406, 2664609, 3552812, 4441015, 5329218, 7105624, 8882030, 10658436, 13323045, 14211248, 17764060, 21316872, 26646090, 35528120, 42633744, 53292180, 71056240, 106584360, 213168720]

約数ペア:

[(1, 213168720), (2, 106584360), (3, 71056240), (4, 53292180), (5, 42633744), (6, 35528120), (8, 26646090), (10, 21316872), (12, 17764060), (15, 14211248), (16, 13323045), (20, 10658436), (24, 8882030), (30, 7105624), (40, 5329218), (48, 4441015), (60, 3552812), (80, 2664609), (120, 1776406), (240, 888203)]