489696760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:485

約数の個数: 128

約数和(自身を含む): 1300561920

約数和(自身を除く): 810865160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 127, 140, 188, 235, 254, 280, 293, 329, 376, 470, 508, 586, 635, 658, 889, 940, 1016, 1172, 1270, 1316, 1465, 1645, 1778, 1880, 2051, 2344, 2540, 2632, 2930, 3290, 3556, 4102, 4445, 5080, 5860, 5969, 6580, 7112, 8204, 8890, 10255, 11720, 11938, 13160, 13771, 16408, 17780, 20510, 23876, 27542, 29845, 35560, 37211, 41020, 41783, 47752, 55084, 59690, 68855, 74422, 82040, 83566, 96397, 110168, 119380, 137710, 148844, 167132, 186055, 192794, 208915, 238760, 260477, 275420, 297688, 334264, 372110, 385588, 417830, 481985, 520954, 550840, 744220, 771176, 835660, 963970, 1041908, 1302385, 1488440, 1671320, 1748917, 1927940, 2083816, 2604770, 3497834, 3855880, 5209540, 6995668, 8744585, 10419080, 12242419, 13991336, 17489170, 24484838, 34978340, 48969676, 61212095, 69956680, 97939352, 122424190, 244848380, 489696760]

約数ペア:

[(1, 489696760), (2, 244848380), (4, 122424190), (5, 97939352), (7, 69956680), (8, 61212095), (10, 48969676), (14, 34978340), (20, 24484838), (28, 17489170), (35, 13991336), (40, 12242419), (47, 10419080), (56, 8744585), (70, 6995668), (94, 5209540), (127, 3855880), (140, 3497834), (188, 2604770), (235, 2083816), (254, 1927940), (280, 1748917), (293, 1671320), (329, 1488440), (376, 1302385), (470, 1041908), (508, 963970), (586, 835660), (635, 771176), (658, 744220), (889, 550840), (940, 520954), (1016, 481985), (1172, 417830), (1270, 385588), (1316, 372110), (1465, 334264), (1645, 297688), (1778, 275420), (1880, 260477), (2051, 238760), (2344, 208915), (2540, 192794), (2632, 186055), (2930, 167132), (3290, 148844), (3556, 137710), (4102, 119380), (4445, 110168), (5080, 96397), (5860, 83566), (5969, 82040), (6580, 74422), (7112, 68855), (8204, 59690), (8890, 55084), (10255, 47752), (11720, 41783), (11938, 41020), (13160, 37211), (13771, 35560), (16408, 29845), (17780, 27542), (20510, 23876)]