1542548840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2503}}^1$

素因数の和:2623

約数の個数: 128

約数和(自身を含む): 4153835520

約数和(自身を除く): 2611286680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 71, 124, 140, 142, 155, 217, 248, 280, 284, 310, 355, 434, 497, 568, 620, 710, 868, 994, 1085, 1240, 1420, 1736, 1988, 2170, 2201, 2485, 2503, 2840, 3976, 4340, 4402, 4970, 5006, 8680, 8804, 9940, 10012, 11005, 12515, 15407, 17521, 17608, 19880, 20024, 22010, 25030, 30814, 35042, 44020, 50060, 61628, 70084, 77035, 77593, 87605, 88040, 100120, 123256, 140168, 154070, 155186, 175210, 177713, 308140, 310372, 350420, 355426, 387965, 543151, 616280, 620744, 700840, 710852, 775930, 888565, 1086302, 1243991, 1421704, 1551860, 1777130, 2172604, 2487982, 2715755, 3103720, 3554260, 4345208, 4975964, 5431510, 5509103, 6219955, 7108520, 9951928, 10863020, 11018206, 12439910, 21726040, 22036412, 24879820, 27545515, 38563721, 44072824, 49759640, 55091030, 77127442, 110182060, 154254884, 192818605, 220364120, 308509768, 385637210, 771274420, 1542548840]

約数ペア:

[(1, 1542548840), (2, 771274420), (4, 385637210), (5, 308509768), (7, 220364120), (8, 192818605), (10, 154254884), (14, 110182060), (20, 77127442), (28, 55091030), (31, 49759640), (35, 44072824), (40, 38563721), (56, 27545515), (62, 24879820), (70, 22036412), (71, 21726040), (124, 12439910), (140, 11018206), (142, 10863020), (155, 9951928), (217, 7108520), (248, 6219955), (280, 5509103), (284, 5431510), (310, 4975964), (355, 4345208), (434, 3554260), (497, 3103720), (568, 2715755), (620, 2487982), (710, 2172604), (868, 1777130), (994, 1551860), (1085, 1421704), (1240, 1243991), (1420, 1086302), (1736, 888565), (1988, 775930), (2170, 710852), (2201, 700840), (2485, 620744), (2503, 616280), (2840, 543151), (3976, 387965), (4340, 355426), (4402, 350420), (4970, 310372), (5006, 308140), (8680, 177713), (8804, 175210), (9940, 155186), (10012, 154070), (11005, 140168), (12515, 123256), (15407, 100120), (17521, 88040), (17608, 87605), (19880, 77593), (20024, 77035), (22010, 70084), (25030, 61628), (30814, 50060), (35042, 44020)]