74899980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9677}}^1$

素因数の和:9735

約数の個数: 72

約数和(自身を含む): 232504272

約数和(自身を除く): 157604292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 9677, 19354, 29031, 38708, 48385, 58062, 87093, 96770, 116124, 145155, 174186, 193540, 290310, 348372, 416111, 435465, 580620, 832222, 870930, 1248333, 1664444, 1741860, 2080555, 2496666, 3744999, 4161110, 4993332, 6241665, 7489998, 8322220, 12483330, 14979996, 18724995, 24966660, 37449990, 74899980]

約数ペア:

[(1, 74899980), (2, 37449990), (3, 24966660), (4, 18724995), (5, 14979996), (6, 12483330), (9, 8322220), (10, 7489998), (12, 6241665), (15, 4993332), (18, 4161110), (20, 3744999), (30, 2496666), (36, 2080555), (43, 1741860), (45, 1664444), (60, 1248333), (86, 870930), (90, 832222), (129, 580620), (172, 435465), (180, 416111), (215, 348372), (258, 290310), (387, 193540), (430, 174186), (516, 145155), (645, 116124), (774, 96770), (860, 87093), (1290, 58062), (1548, 48385), (1935, 38708), (2580, 29031), (3870, 19354), (7740, 9677)]