28156713640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{76091}}^1$

素因数の和:76171

約数の個数: 96

約数和(自身を含む): 71578222560

約数和(自身を除く): 43421508920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 841, 1160, 1276, 1595, 1682, 2552, 3190, 3364, 4205, 6380, 6728, 8410, 9251, 12760, 16820, 18502, 33640, 37004, 46255, 74008, 76091, 92510, 152182, 185020, 304364, 370040, 380455, 608728, 760910, 837001, 1521820, 1674002, 2206639, 3043640, 3348004, 4185005, 4413278, 6696008, 8370010, 8826556, 11033195, 16740020, 17653112, 22066390, 24273029, 33480040, 44132780, 48546058, 63992531, 88265560, 97092116, 121365145, 127985062, 194184232, 242730290, 255970124, 319962655, 485460580, 511940248, 639925310, 703917841, 970921160, 1279850620, 1407835682, 2559701240, 2815671364, 3519589205, 5631342728, 7039178410, 14078356820, 28156713640]

約数ペア:

[(1, 28156713640), (2, 14078356820), (4, 7039178410), (5, 5631342728), (8, 3519589205), (10, 2815671364), (11, 2559701240), (20, 1407835682), (22, 1279850620), (29, 970921160), (40, 703917841), (44, 639925310), (55, 511940248), (58, 485460580), (88, 319962655), (110, 255970124), (116, 242730290), (145, 194184232), (220, 127985062), (232, 121365145), (290, 97092116), (319, 88265560), (440, 63992531), (580, 48546058), (638, 44132780), (841, 33480040), (1160, 24273029), (1276, 22066390), (1595, 17653112), (1682, 16740020), (2552, 11033195), (3190, 8826556), (3364, 8370010), (4205, 6696008), (6380, 4413278), (6728, 4185005), (8410, 3348004), (9251, 3043640), (12760, 2206639), (16820, 1674002), (18502, 1521820), (33640, 837001), (37004, 760910), (46255, 608728), (74008, 380455), (76091, 370040), (92510, 304364), (152182, 185020)]