76785940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 217183680

約数和(自身を除く): 140397740

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 49, 55, 68, 70, 77, 85, 98, 110, 119, 140, 154, 170, 187, 196, 220, 238, 245, 308, 340, 374, 385, 419, 476, 490, 539, 595, 748, 770, 833, 838, 935, 980, 1078, 1190, 1309, 1540, 1666, 1676, 1870, 2095, 2156, 2380, 2618, 2695, 2933, 3332, 3740, 4165, 4190, 4609, 5236, 5390, 5866, 6545, 7123, 8330, 8380, 9163, 9218, 10780, 11732, 13090, 14246, 14665, 16660, 18326, 18436, 20531, 23045, 26180, 28492, 29330, 32263, 35615, 36652, 41062, 45815, 46090, 49861, 58660, 64526, 71230, 78353, 82124, 91630, 92180, 99722, 102655, 129052, 142460, 156706, 161315, 183260, 199444, 205310, 225841, 249305, 313412, 322630, 349027, 391765, 410620, 451682, 498610, 548471, 645260, 698054, 783530, 903364, 997220, 1096942, 1129205, 1396108, 1567060, 1745135, 2193884, 2258410, 2742355, 3490270, 3839297, 4516820, 5484710, 6980540, 7678594, 10969420, 15357188, 19196485, 38392970, 76785940]

約数ペア:

[(1, 76785940), (2, 38392970), (4, 19196485), (5, 15357188), (7, 10969420), (10, 7678594), (11, 6980540), (14, 5484710), (17, 4516820), (20, 3839297), (22, 3490270), (28, 2742355), (34, 2258410), (35, 2193884), (44, 1745135), (49, 1567060), (55, 1396108), (68, 1129205), (70, 1096942), (77, 997220), (85, 903364), (98, 783530), (110, 698054), (119, 645260), (140, 548471), (154, 498610), (170, 451682), (187, 410620), (196, 391765), (220, 349027), (238, 322630), (245, 313412), (308, 249305), (340, 225841), (374, 205310), (385, 199444), (419, 183260), (476, 161315), (490, 156706), (539, 142460), (595, 129052), (748, 102655), (770, 99722), (833, 92180), (838, 91630), (935, 82124), (980, 78353), (1078, 71230), (1190, 64526), (1309, 58660), (1540, 49861), (1666, 46090), (1676, 45815), (1870, 41062), (2095, 36652), (2156, 35615), (2380, 32263), (2618, 29330), (2695, 28492), (2933, 26180), (3332, 23045), (3740, 20531), (4165, 18436), (4190, 18326), (4609, 16660), (5236, 14665), (5390, 14246), (5866, 13090), (6545, 11732), (7123, 10780), (8330, 9218), (8380, 9163)]