285983680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:402

約数の個数: 112

約数和(自身を含む): 711622656

約数和(自身を除く): 425638976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 155, 160, 227, 248, 254, 310, 320, 454, 496, 508, 620, 635, 908, 992, 1016, 1135, 1240, 1270, 1816, 1984, 2032, 2270, 2480, 2540, 3632, 3937, 4064, 4540, 4960, 5080, 7037, 7264, 7874, 8128, 9080, 9920, 10160, 14074, 14528, 15748, 18160, 19685, 20320, 28148, 28829, 31496, 35185, 36320, 39370, 40640, 56296, 57658, 62992, 70370, 72640, 78740, 112592, 115316, 125984, 140740, 144145, 157480, 225184, 230632, 251968, 281480, 288290, 314960, 450368, 461264, 562960, 576580, 629920, 893699, 922528, 1125920, 1153160, 1259840, 1787398, 1845056, 2251840, 2306320, 3574796, 4468495, 4612640, 7149592, 8936990, 9225280, 14299184, 17873980, 28598368, 35747960, 57196736, 71495920, 142991840, 285983680]

約数ペア:

[(1, 285983680), (2, 142991840), (4, 71495920), (5, 57196736), (8, 35747960), (10, 28598368), (16, 17873980), (20, 14299184), (31, 9225280), (32, 8936990), (40, 7149592), (62, 4612640), (64, 4468495), (80, 3574796), (124, 2306320), (127, 2251840), (155, 1845056), (160, 1787398), (227, 1259840), (248, 1153160), (254, 1125920), (310, 922528), (320, 893699), (454, 629920), (496, 576580), (508, 562960), (620, 461264), (635, 450368), (908, 314960), (992, 288290), (1016, 281480), (1135, 251968), (1240, 230632), (1270, 225184), (1816, 157480), (1984, 144145), (2032, 140740), (2270, 125984), (2480, 115316), (2540, 112592), (3632, 78740), (3937, 72640), (4064, 70370), (4540, 62992), (4960, 57658), (5080, 56296), (7037, 40640), (7264, 39370), (7874, 36320), (8128, 35185), (9080, 31496), (9920, 28829), (10160, 28148), (14074, 20320), (14528, 19685), (15748, 18160)]