17774680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 51840000

約数和(自身を除く): 34065320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 29, 35, 40, 44, 55, 56, 58, 70, 77, 88, 110, 116, 140, 145, 154, 199, 203, 220, 232, 280, 290, 308, 319, 385, 398, 406, 440, 580, 616, 638, 770, 796, 812, 995, 1015, 1160, 1276, 1393, 1540, 1592, 1595, 1624, 1990, 2030, 2189, 2233, 2552, 2786, 3080, 3190, 3980, 4060, 4378, 4466, 5572, 5771, 6380, 6965, 7960, 8120, 8756, 8932, 10945, 11144, 11165, 11542, 12760, 13930, 15323, 17512, 17864, 21890, 22330, 23084, 27860, 28855, 30646, 40397, 43780, 44660, 46168, 55720, 57710, 61292, 63481, 76615, 80794, 87560, 89320, 115420, 122584, 126962, 153230, 161588, 201985, 230840, 253924, 306460, 317405, 323176, 403970, 444367, 507848, 612920, 634810, 807940, 888734, 1269620, 1615880, 1777468, 2221835, 2539240, 3554936, 4443670, 8887340, 17774680]

約数ペア:

[(1, 17774680), (2, 8887340), (4, 4443670), (5, 3554936), (7, 2539240), (8, 2221835), (10, 1777468), (11, 1615880), (14, 1269620), (20, 888734), (22, 807940), (28, 634810), (29, 612920), (35, 507848), (40, 444367), (44, 403970), (55, 323176), (56, 317405), (58, 306460), (70, 253924), (77, 230840), (88, 201985), (110, 161588), (116, 153230), (140, 126962), (145, 122584), (154, 115420), (199, 89320), (203, 87560), (220, 80794), (232, 76615), (280, 63481), (290, 61292), (308, 57710), (319, 55720), (385, 46168), (398, 44660), (406, 43780), (440, 40397), (580, 30646), (616, 28855), (638, 27860), (770, 23084), (796, 22330), (812, 21890), (995, 17864), (1015, 17512), (1160, 15323), (1276, 13930), (1393, 12760), (1540, 11542), (1592, 11165), (1595, 11144), (1624, 10945), (1990, 8932), (2030, 8756), (2189, 8120), (2233, 7960), (2552, 6965), (2786, 6380), (3080, 5771), (3190, 5572), (3980, 4466), (4060, 4378)]