250237890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4271}}^1$

素因数の和:4325

約数の個数: 128

約数和(自身を含む): 787415040

約数和(自身を除く): 537177150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 465, 558, 630, 651, 837, 930, 945, 1085, 1302, 1395, 1674, 1890, 1953, 2170, 2790, 3255, 3906, 4185, 4271, 5859, 6510, 8370, 8542, 9765, 11718, 12813, 19530, 21355, 25626, 29295, 29897, 38439, 42710, 58590, 59794, 64065, 76878, 89691, 115317, 128130, 132401, 149485, 179382, 192195, 230634, 264802, 269073, 298970, 384390, 397203, 448455, 538146, 576585, 662005, 794406, 807219, 896910, 926807, 1153170, 1191609, 1324010, 1345365, 1614438, 1853614, 1986015, 2383218, 2690730, 2780421, 3574827, 3972030, 4036095, 4634035, 5560842, 5958045, 7149654, 8072190, 8341263, 9268070, 11916090, 13902105, 16682526, 17874135, 25023789, 27804210, 35748270, 41706315, 50047578, 83412630, 125118945, 250237890]

約数ペア:

[(1, 250237890), (2, 125118945), (3, 83412630), (5, 50047578), (6, 41706315), (7, 35748270), (9, 27804210), (10, 25023789), (14, 17874135), (15, 16682526), (18, 13902105), (21, 11916090), (27, 9268070), (30, 8341263), (31, 8072190), (35, 7149654), (42, 5958045), (45, 5560842), (54, 4634035), (62, 4036095), (63, 3972030), (70, 3574827), (90, 2780421), (93, 2690730), (105, 2383218), (126, 1986015), (135, 1853614), (155, 1614438), (186, 1345365), (189, 1324010), (210, 1191609), (217, 1153170), (270, 926807), (279, 896910), (310, 807219), (315, 794406), (378, 662005), (434, 576585), (465, 538146), (558, 448455), (630, 397203), (651, 384390), (837, 298970), (930, 269073), (945, 264802), (1085, 230634), (1302, 192195), (1395, 179382), (1674, 149485), (1890, 132401), (1953, 128130), (2170, 115317), (2790, 89691), (3255, 76878), (3906, 64065), (4185, 59794), (4271, 58590), (5859, 42710), (6510, 38439), (8370, 29897), (8542, 29295), (9765, 25626), (11718, 21355), (12813, 19530)]