1258124770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:344

約数の個数: 128

約数和(自身を含む): 2786918400

約数和(自身を除く): 1528793630

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 41, 62, 70, 79, 82, 155, 158, 179, 205, 217, 287, 310, 358, 395, 410, 434, 553, 574, 790, 895, 1085, 1106, 1253, 1271, 1435, 1790, 2170, 2449, 2506, 2542, 2765, 2870, 3239, 4898, 5530, 5549, 6265, 6355, 6478, 7339, 8897, 11098, 12245, 12530, 12710, 14141, 14678, 16195, 17143, 17794, 22673, 24490, 27745, 28282, 32390, 34286, 36695, 38843, 44485, 45346, 51373, 55490, 70705, 73390, 77686, 85715, 88970, 98987, 100409, 102746, 113365, 141410, 171430, 194215, 197974, 200818, 226730, 227509, 256865, 388430, 438371, 455018, 494935, 502045, 513730, 579781, 702863, 876742, 989870, 1004090, 1137545, 1159562, 1405726, 1592563, 2191855, 2275090, 2898905, 3068597, 3185126, 3514315, 4058467, 4383710, 5797810, 6137194, 7028630, 7962815, 8116934, 15342985, 15925630, 17973211, 20292335, 30685970, 35946422, 40584670, 89866055, 125812477, 179732110, 251624954, 629062385, 1258124770]

約数ペア:

[(1, 1258124770), (2, 629062385), (5, 251624954), (7, 179732110), (10, 125812477), (14, 89866055), (31, 40584670), (35, 35946422), (41, 30685970), (62, 20292335), (70, 17973211), (79, 15925630), (82, 15342985), (155, 8116934), (158, 7962815), (179, 7028630), (205, 6137194), (217, 5797810), (287, 4383710), (310, 4058467), (358, 3514315), (395, 3185126), (410, 3068597), (434, 2898905), (553, 2275090), (574, 2191855), (790, 1592563), (895, 1405726), (1085, 1159562), (1106, 1137545), (1253, 1004090), (1271, 989870), (1435, 876742), (1790, 702863), (2170, 579781), (2449, 513730), (2506, 502045), (2542, 494935), (2765, 455018), (2870, 438371), (3239, 388430), (4898, 256865), (5530, 227509), (5549, 226730), (6265, 200818), (6355, 197974), (6478, 194215), (7339, 171430), (8897, 141410), (11098, 113365), (12245, 102746), (12530, 100409), (12710, 98987), (14141, 88970), (14678, 85715), (16195, 77686), (17143, 73390), (17794, 70705), (22673, 55490), (24490, 51373), (27745, 45346), (28282, 44485), (32390, 38843), (34286, 36695)]