437238340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 1177618176

約数和(自身を除く): 740379836

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 53, 55, 70, 77, 106, 110, 121, 140, 154, 212, 220, 242, 265, 308, 371, 385, 484, 487, 530, 583, 605, 742, 770, 847, 974, 1060, 1166, 1210, 1484, 1540, 1694, 1855, 1948, 2332, 2420, 2435, 2915, 3388, 3409, 3710, 4081, 4235, 4870, 5357, 5830, 6413, 6818, 7420, 8162, 8470, 9740, 10714, 11660, 12826, 13636, 16324, 16940, 17045, 20405, 21428, 25652, 25811, 26785, 32065, 34090, 37499, 40810, 44891, 51622, 53570, 58927, 64130, 68180, 74998, 81620, 89782, 103244, 107140, 117854, 128260, 129055, 149996, 179564, 180677, 187495, 224455, 235708, 258110, 283921, 294635, 361354, 374990, 412489, 448910, 516220, 567842, 589270, 722708, 749980, 824978, 897820, 903385, 1135684, 1178540, 1419605, 1649956, 1806770, 1987447, 2062445, 2839210, 3123131, 3613540, 3974894, 4124890, 5678420, 6246262, 7949788, 8249780, 9937235, 12492524, 15615655, 19874470, 21861917, 31231310, 39748940, 43723834, 62462620, 87447668, 109309585, 218619170, 437238340]

約数ペア:

[(1, 437238340), (2, 218619170), (4, 109309585), (5, 87447668), (7, 62462620), (10, 43723834), (11, 39748940), (14, 31231310), (20, 21861917), (22, 19874470), (28, 15615655), (35, 12492524), (44, 9937235), (53, 8249780), (55, 7949788), (70, 6246262), (77, 5678420), (106, 4124890), (110, 3974894), (121, 3613540), (140, 3123131), (154, 2839210), (212, 2062445), (220, 1987447), (242, 1806770), (265, 1649956), (308, 1419605), (371, 1178540), (385, 1135684), (484, 903385), (487, 897820), (530, 824978), (583, 749980), (605, 722708), (742, 589270), (770, 567842), (847, 516220), (974, 448910), (1060, 412489), (1166, 374990), (1210, 361354), (1484, 294635), (1540, 283921), (1694, 258110), (1855, 235708), (1948, 224455), (2332, 187495), (2420, 180677), (2435, 179564), (2915, 149996), (3388, 129055), (3409, 128260), (3710, 117854), (4081, 107140), (4235, 103244), (4870, 89782), (5357, 81620), (5830, 74998), (6413, 68180), (6818, 64130), (7420, 58927), (8162, 53570), (8470, 51622), (9740, 44891), (10714, 40810), (11660, 37499), (12826, 34090), (13636, 32065), (16324, 26785), (16940, 25811), (17045, 25652), (20405, 21428)]