64607940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12377}}^1$

素因数の和:12421

約数の個数: 72

約数和(自身を含む): 202751640

約数和(自身を除く): 138143700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 12377, 24754, 37131, 49508, 61885, 74262, 111393, 123770, 148524, 185655, 222786, 247540, 358933, 371310, 445572, 556965, 717866, 742620, 1076799, 1113930, 1435732, 1794665, 2153598, 2227860, 3230397, 3589330, 4307196, 5383995, 6460794, 7178660, 10767990, 12921588, 16151985, 21535980, 32303970, 64607940]

約数ペア:

[(1, 64607940), (2, 32303970), (3, 21535980), (4, 16151985), (5, 12921588), (6, 10767990), (9, 7178660), (10, 6460794), (12, 5383995), (15, 4307196), (18, 3589330), (20, 3230397), (29, 2227860), (30, 2153598), (36, 1794665), (45, 1435732), (58, 1113930), (60, 1076799), (87, 742620), (90, 717866), (116, 556965), (145, 445572), (174, 371310), (180, 358933), (261, 247540), (290, 222786), (348, 185655), (435, 148524), (522, 123770), (580, 111393), (870, 74262), (1044, 61885), (1305, 49508), (1740, 37131), (2610, 24754), (5220, 12377)]