828581880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{1151}}^1$

素因数の和:2029

約数の個数: 128

約数和(自身を含む): 2846638080

約数和(自身を除く): 2018056200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 857, 1151, 1714, 2302, 2571, 3428, 3453, 4285, 4604, 5142, 5755, 5999, 6856, 6906, 8057, 8570, 9208, 10284, 11510, 11998, 12855, 13812, 16114, 17140, 17265, 17997, 20568, 23020, 23996, 24171, 25710, 27624, 29995, 32228, 34280, 34530, 35994, 40285, 46040, 47992, 48342, 51420, 59990, 64456, 69060, 71988, 80570, 89985, 96684, 102840, 119980, 120855, 138120, 143976, 161140, 179970, 193368, 239960, 241710, 322280, 359940, 483420, 719880, 966840, 986407, 1972814, 2959221, 3945628, 4932035, 5918442, 6904849, 7891256, 9864070, 11836884, 13809698, 14796105, 19728140, 20714547, 23673768, 27619396, 29592210, 34524245, 39456280, 41429094, 55238792, 59184420, 69048490, 82858188, 103572735, 118368840, 138096980, 165716376, 207145470, 276193960, 414290940, 828581880]

約数ペア:

[(1, 828581880), (2, 414290940), (3, 276193960), (4, 207145470), (5, 165716376), (6, 138096980), (7, 118368840), (8, 103572735), (10, 82858188), (12, 69048490), (14, 59184420), (15, 55238792), (20, 41429094), (21, 39456280), (24, 34524245), (28, 29592210), (30, 27619396), (35, 23673768), (40, 20714547), (42, 19728140), (56, 14796105), (60, 13809698), (70, 11836884), (84, 9864070), (105, 7891256), (120, 6904849), (140, 5918442), (168, 4932035), (210, 3945628), (280, 2959221), (420, 1972814), (840, 986407), (857, 966840), (1151, 719880), (1714, 483420), (2302, 359940), (2571, 322280), (3428, 241710), (3453, 239960), (4285, 193368), (4604, 179970), (5142, 161140), (5755, 143976), (5999, 138120), (6856, 120855), (6906, 119980), (8057, 102840), (8570, 96684), (9208, 89985), (10284, 80570), (11510, 71988), (11998, 69060), (12855, 64456), (13812, 59990), (16114, 51420), (17140, 48342), (17265, 47992), (17997, 46040), (20568, 40285), (23020, 35994), (23996, 34530), (24171, 34280), (25710, 32228), (27624, 29995)]