207876080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{769}}^1$

素因数の和:922

約数の個数: 80

約数和(自身を含む): 504134400

約数和(自身を除く): 296258320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 109, 124, 155, 218, 248, 310, 436, 496, 545, 620, 769, 872, 1090, 1240, 1538, 1744, 2180, 2480, 3076, 3379, 3845, 4360, 6152, 6758, 7690, 8720, 12304, 13516, 15380, 16895, 23839, 27032, 30760, 33790, 47678, 54064, 61520, 67580, 83821, 95356, 119195, 135160, 167642, 190712, 238390, 270320, 335284, 381424, 419105, 476780, 670568, 838210, 953560, 1341136, 1676420, 1907120, 2598451, 3352840, 5196902, 6705680, 10393804, 12992255, 20787608, 25984510, 41575216, 51969020, 103938040, 207876080]

約数ペア:

[(1, 207876080), (2, 103938040), (4, 51969020), (5, 41575216), (8, 25984510), (10, 20787608), (16, 12992255), (20, 10393804), (31, 6705680), (40, 5196902), (62, 3352840), (80, 2598451), (109, 1907120), (124, 1676420), (155, 1341136), (218, 953560), (248, 838210), (310, 670568), (436, 476780), (496, 419105), (545, 381424), (620, 335284), (769, 270320), (872, 238390), (1090, 190712), (1240, 167642), (1538, 135160), (1744, 119195), (2180, 95356), (2480, 83821), (3076, 67580), (3379, 61520), (3845, 54064), (4360, 47678), (6152, 33790), (6758, 30760), (7690, 27032), (8720, 23839), (12304, 16895), (13516, 15380)]