491657520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{66083}}^1$

素因数の和:66130

約数の個数: 80

約数和(自身を含む): 1573327872

約数和(自身を除く): 1081670352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 66083, 132166, 198249, 264332, 330415, 396498, 528664, 660830, 792996, 991245, 1057328, 1321660, 1585992, 1982490, 2048573, 2643320, 3171984, 3964980, 4097146, 5286640, 6145719, 7929960, 8194292, 10242865, 12291438, 15859920, 16388584, 20485730, 24582876, 30728595, 32777168, 40971460, 49165752, 61457190, 81942920, 98331504, 122914380, 163885840, 245828760, 491657520]

約数ペア:

[(1, 491657520), (2, 245828760), (3, 163885840), (4, 122914380), (5, 98331504), (6, 81942920), (8, 61457190), (10, 49165752), (12, 40971460), (15, 32777168), (16, 30728595), (20, 24582876), (24, 20485730), (30, 16388584), (31, 15859920), (40, 12291438), (48, 10242865), (60, 8194292), (62, 7929960), (80, 6145719), (93, 5286640), (120, 4097146), (124, 3964980), (155, 3171984), (186, 2643320), (240, 2048573), (248, 1982490), (310, 1585992), (372, 1321660), (465, 1057328), (496, 991245), (620, 792996), (744, 660830), (930, 528664), (1240, 396498), (1488, 330415), (1860, 264332), (2480, 198249), (3720, 132166), (7440, 66083)]