122439080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 281620800

約数和(自身を除く): 159181720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 163, 178, 211, 326, 356, 422, 445, 652, 712, 815, 844, 890, 1055, 1304, 1630, 1688, 1780, 2110, 3260, 3560, 4220, 6520, 8440, 14507, 18779, 29014, 34393, 37558, 58028, 68786, 72535, 75116, 93895, 116056, 137572, 145070, 150232, 171965, 187790, 275144, 290140, 343930, 375580, 580280, 687860, 751160, 1375720, 3060977, 6121954, 12243908, 15304885, 24487816, 30609770, 61219540, 122439080]

約数ペア:

[(1, 122439080), (2, 61219540), (4, 30609770), (5, 24487816), (8, 15304885), (10, 12243908), (20, 6121954), (40, 3060977), (89, 1375720), (163, 751160), (178, 687860), (211, 580280), (326, 375580), (356, 343930), (422, 290140), (445, 275144), (652, 187790), (712, 171965), (815, 150232), (844, 145070), (890, 137572), (1055, 116056), (1304, 93895), (1630, 75116), (1688, 72535), (1780, 68786), (2110, 58028), (3260, 37558), (3560, 34393), (4220, 29014), (6520, 18779), (8440, 14507)]