21495045360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2889119}}^1$

素因数の和:2889166

約数の個数: 80

約数和(自身を含む): 68784168960

約数和(自身を除く): 47289123600

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, 2889119, 5778238, 8667357, 11556476, 14445595, 17334714, 23112952, 28891190, 34669428, 43336785, 46225904, 57782380, 69338856, 86673570, 89562689, 115564760, 138677712, 173347140, 179125378, 231129520, 268688067, 346694280, 358250756, 447813445, 537376134, 693388560, 716501512, 895626890, 1074752268, 1343440335, 1433003024, 1791253780, 2149504536, 2686880670, 3582507560, 4299009072, 5373761340, 7165015120, 10747522680, 21495045360]

約数ペア:

[(1, 21495045360), (2, 10747522680), (3, 7165015120), (4, 5373761340), (5, 4299009072), (6, 3582507560), (8, 2686880670), (10, 2149504536), (12, 1791253780), (15, 1433003024), (16, 1343440335), (20, 1074752268), (24, 895626890), (30, 716501512), (31, 693388560), (40, 537376134), (48, 447813445), (60, 358250756), (62, 346694280), (80, 268688067), (93, 231129520), (120, 179125378), (124, 173347140), (155, 138677712), (186, 115564760), (240, 89562689), (248, 86673570), (310, 69338856), (372, 57782380), (465, 46225904), (496, 43336785), (620, 34669428), (744, 28891190), (930, 23112952), (1240, 17334714), (1488, 14445595), (1860, 11556476), (2480, 8667357), (3720, 5778238), (7440, 2889119)]