247998660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:942

約数の個数: 192

約数和(自身を含む): 871782912

約数和(自身を除く): 623784252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 53, 60, 65, 70, 78, 84, 91, 105, 106, 130, 140, 156, 159, 182, 195, 210, 212, 260, 265, 273, 318, 364, 371, 390, 420, 455, 530, 546, 636, 689, 742, 780, 795, 857, 910, 1060, 1092, 1113, 1365, 1378, 1484, 1590, 1714, 1820, 1855, 2067, 2226, 2571, 2730, 2756, 3180, 3428, 3445, 3710, 4134, 4285, 4452, 4823, 5142, 5460, 5565, 5999, 6890, 7420, 8268, 8570, 9646, 10284, 10335, 11130, 11141, 11998, 12855, 13780, 14469, 17140, 17997, 19292, 20670, 22260, 22282, 23996, 24115, 25710, 28938, 29995, 33423, 35994, 41340, 44564, 45421, 48230, 51420, 55705, 57876, 59990, 66846, 71988, 72345, 77987, 89985, 90842, 96460, 111410, 119980, 133692, 136263, 144690, 155974, 167115, 179970, 181684, 222820, 227105, 233961, 272526, 289380, 311948, 317947, 334230, 359940, 389935, 454210, 467922, 545052, 590473, 635894, 668460, 681315, 779870, 908420, 935844, 953841, 1169805, 1180946, 1271788, 1362630, 1559740, 1589735, 1771419, 1907682, 2339610, 2361892, 2725260, 2952365, 3179470, 3542838, 3815364, 4133311, 4679220, 4769205, 5904730, 6358940, 7085676, 8266622, 8857095, 9538410, 11809460, 12399933, 16533244, 17714190, 19076820, 20666555, 24799866, 35428380, 41333110, 49599732, 61999665, 82666220, 123999330, 247998660]

約数ペア:

[(1, 247998660), (2, 123999330), (3, 82666220), (4, 61999665), (5, 49599732), (6, 41333110), (7, 35428380), (10, 24799866), (12, 20666555), (13, 19076820), (14, 17714190), (15, 16533244), (20, 12399933), (21, 11809460), (26, 9538410), (28, 8857095), (30, 8266622), (35, 7085676), (39, 6358940), (42, 5904730), (52, 4769205), (53, 4679220), (60, 4133311), (65, 3815364), (70, 3542838), (78, 3179470), (84, 2952365), (91, 2725260), (105, 2361892), (106, 2339610), (130, 1907682), (140, 1771419), (156, 1589735), (159, 1559740), (182, 1362630), (195, 1271788), (210, 1180946), (212, 1169805), (260, 953841), (265, 935844), (273, 908420), (318, 779870), (364, 681315), (371, 668460), (390, 635894), (420, 590473), (455, 545052), (530, 467922), (546, 454210), (636, 389935), (689, 359940), (742, 334230), (780, 317947), (795, 311948), (857, 289380), (910, 272526), (1060, 233961), (1092, 227105), (1113, 222820), (1365, 181684), (1378, 179970), (1484, 167115), (1590, 155974), (1714, 144690), (1820, 136263), (1855, 133692), (2067, 119980), (2226, 111410), (2571, 96460), (2730, 90842), (2756, 89985), (3180, 77987), (3428, 72345), (3445, 71988), (3710, 66846), (4134, 59990), (4285, 57876), (4452, 55705), (4823, 51420), (5142, 48230), (5460, 45421), (5565, 44564), (5999, 41340), (6890, 35994), (7420, 33423), (8268, 29995), (8570, 28938), (9646, 25710), (10284, 24115), (10335, 23996), (11130, 22282), (11141, 22260), (11998, 20670), (12855, 19292), (13780, 17997), (14469, 17140)]