258691440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3581}}^1$

素因数の和:3647

約数の個数: 160

約数和(自身を含む): 938082816

約数和(自身を除く): 679391376

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 105, 112, 120, 129, 140, 168, 172, 210, 215, 240, 258, 280, 301, 336, 344, 420, 430, 516, 560, 602, 645, 688, 840, 860, 903, 1032, 1204, 1290, 1505, 1680, 1720, 1806, 2064, 2408, 2580, 3010, 3440, 3581, 3612, 4515, 4816, 5160, 6020, 7162, 7224, 9030, 10320, 10743, 12040, 14324, 14448, 17905, 18060, 21486, 24080, 25067, 28648, 35810, 36120, 42972, 50134, 53715, 57296, 71620, 72240, 75201, 85944, 100268, 107430, 125335, 143240, 150402, 153983, 171888, 200536, 214860, 250670, 286480, 300804, 307966, 376005, 401072, 429720, 461949, 501340, 601608, 615932, 752010, 769915, 859440, 923898, 1002680, 1077881, 1203216, 1231864, 1504020, 1539830, 1847796, 2005360, 2155762, 2309745, 2463728, 3008040, 3079660, 3233643, 3695592, 4311524, 4619490, 5389405, 6016080, 6159320, 6467286, 7391184, 8623048, 9238980, 10778810, 12318640, 12934572, 16168215, 17246096, 18477960, 21557620, 25869144, 32336430, 36955920, 43115240, 51738288, 64672860, 86230480, 129345720, 258691440]

約数ペア:

[(1, 258691440), (2, 129345720), (3, 86230480), (4, 64672860), (5, 51738288), (6, 43115240), (7, 36955920), (8, 32336430), (10, 25869144), (12, 21557620), (14, 18477960), (15, 17246096), (16, 16168215), (20, 12934572), (21, 12318640), (24, 10778810), (28, 9238980), (30, 8623048), (35, 7391184), (40, 6467286), (42, 6159320), (43, 6016080), (48, 5389405), (56, 4619490), (60, 4311524), (70, 3695592), (80, 3233643), (84, 3079660), (86, 3008040), (105, 2463728), (112, 2309745), (120, 2155762), (129, 2005360), (140, 1847796), (168, 1539830), (172, 1504020), (210, 1231864), (215, 1203216), (240, 1077881), (258, 1002680), (280, 923898), (301, 859440), (336, 769915), (344, 752010), (420, 615932), (430, 601608), (516, 501340), (560, 461949), (602, 429720), (645, 401072), (688, 376005), (840, 307966), (860, 300804), (903, 286480), (1032, 250670), (1204, 214860), (1290, 200536), (1505, 171888), (1680, 153983), (1720, 150402), (1806, 143240), (2064, 125335), (2408, 107430), (2580, 100268), (3010, 85944), (3440, 75201), (3581, 72240), (3612, 71620), (4515, 57296), (4816, 53715), (5160, 50134), (6020, 42972), (7162, 36120), (7224, 35810), (9030, 28648), (10320, 25067), (10743, 24080), (12040, 21486), (14324, 18060), (14448, 17905)]