21152442480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6779629}}^1$

素因数の和:6779658

約数の個数: 80

約数和(自身を含む): 70616626080

約数和(自身を除く): 49464183600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 6779629, 13559258, 20338887, 27118516, 33898145, 40677774, 54237032, 67796290, 81355548, 88135177, 101694435, 108474064, 135592580, 162711096, 176270354, 203388870, 264405531, 271185160, 325422192, 352540708, 406777740, 440675885, 528811062, 542370320, 705081416, 813555480, 881351770, 1057622124, 1322027655, 1410162832, 1627110960, 1762703540, 2115244248, 2644055310, 3525407080, 4230488496, 5288110620, 7050814160, 10576221240, 21152442480]

約数ペア:

[(1, 21152442480), (2, 10576221240), (3, 7050814160), (4, 5288110620), (5, 4230488496), (6, 3525407080), (8, 2644055310), (10, 2115244248), (12, 1762703540), (13, 1627110960), (15, 1410162832), (16, 1322027655), (20, 1057622124), (24, 881351770), (26, 813555480), (30, 705081416), (39, 542370320), (40, 528811062), (48, 440675885), (52, 406777740), (60, 352540708), (65, 325422192), (78, 271185160), (80, 264405531), (104, 203388870), (120, 176270354), (130, 162711096), (156, 135592580), (195, 108474064), (208, 101694435), (240, 88135177), (260, 81355548), (312, 67796290), (390, 54237032), (520, 40677774), (624, 33898145), (780, 27118516), (1040, 20338887), (1560, 13559258), (3120, 6779629)]