138981840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6977}}^1$

素因数の和:7076

約数の個数: 80

約数和(自身を含む): 436097088

約数和(自身を除く): 297115248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 166, 240, 249, 332, 415, 498, 664, 830, 996, 1245, 1328, 1660, 1992, 2490, 3320, 3984, 4980, 6640, 6977, 9960, 13954, 19920, 20931, 27908, 34885, 41862, 55816, 69770, 83724, 104655, 111632, 139540, 167448, 209310, 279080, 334896, 418620, 558160, 579091, 837240, 1158182, 1674480, 1737273, 2316364, 2895455, 3474546, 4632728, 5790910, 6949092, 8686365, 9265456, 11581820, 13898184, 17372730, 23163640, 27796368, 34745460, 46327280, 69490920, 138981840]

約数ペア:

[(1, 138981840), (2, 69490920), (3, 46327280), (4, 34745460), (5, 27796368), (6, 23163640), (8, 17372730), (10, 13898184), (12, 11581820), (15, 9265456), (16, 8686365), (20, 6949092), (24, 5790910), (30, 4632728), (40, 3474546), (48, 2895455), (60, 2316364), (80, 1737273), (83, 1674480), (120, 1158182), (166, 837240), (240, 579091), (249, 558160), (332, 418620), (415, 334896), (498, 279080), (664, 209310), (830, 167448), (996, 139540), (1245, 111632), (1328, 104655), (1660, 83724), (1992, 69770), (2490, 55816), (3320, 41862), (3984, 34885), (4980, 27908), (6640, 20931), (6977, 19920), (9960, 13954)]