71566740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{6311}}^1$

素因数の和:6339

約数の個数: 120

約数和(自身を含む): 256620672

約数和(自身を除く): 185053932

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 6311, 11340, 12622, 18933, 25244, 31555, 37866, 44177, 56799, 63110, 75732, 88354, 94665, 113598, 126220, 132531, 170397, 176708, 189330, 220885, 227196, 265062, 283995, 340794, 378660, 397593, 441770, 511191, 530124, 567990, 662655, 681588, 795186, 851985, 883540, 1022382, 1135980, 1192779, 1325310, 1590372, 1703970, 1987965, 2044764, 2385558, 2555955, 2650620, 3407940, 3578337, 3975930, 4771116, 5111910, 5963895, 7156674, 7951860, 10223820, 11927790, 14313348, 17891685, 23855580, 35783370, 71566740]

約数ペア:

[(1, 71566740), (2, 35783370), (3, 23855580), (4, 17891685), (5, 14313348), (6, 11927790), (7, 10223820), (9, 7951860), (10, 7156674), (12, 5963895), (14, 5111910), (15, 4771116), (18, 3975930), (20, 3578337), (21, 3407940), (27, 2650620), (28, 2555955), (30, 2385558), (35, 2044764), (36, 1987965), (42, 1703970), (45, 1590372), (54, 1325310), (60, 1192779), (63, 1135980), (70, 1022382), (81, 883540), (84, 851985), (90, 795186), (105, 681588), (108, 662655), (126, 567990), (135, 530124), (140, 511191), (162, 441770), (180, 397593), (189, 378660), (210, 340794), (252, 283995), (270, 265062), (315, 227196), (324, 220885), (378, 189330), (405, 176708), (420, 170397), (540, 132531), (567, 126220), (630, 113598), (756, 94665), (810, 88354), (945, 75732), (1134, 63110), (1260, 56799), (1620, 44177), (1890, 37866), (2268, 31555), (2835, 25244), (3780, 18933), (5670, 12622), (6311, 11340)]