245288940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2939}}^1$

素因数の和:3071

約数の個数: 96

約数和(自身を含む): 746807040

約数和(自身を除く): 501518100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 107, 130, 156, 195, 214, 260, 321, 390, 428, 535, 642, 780, 1070, 1284, 1391, 1605, 2140, 2782, 2939, 3210, 4173, 5564, 5878, 6420, 6955, 8346, 8817, 11756, 13910, 14695, 16692, 17634, 20865, 27820, 29390, 35268, 38207, 41730, 44085, 58780, 76414, 83460, 88170, 114621, 152828, 176340, 191035, 229242, 314473, 382070, 458484, 573105, 628946, 764140, 943419, 1146210, 1257892, 1572365, 1886838, 2292420, 3144730, 3773676, 4088149, 4717095, 6289460, 8176298, 9434190, 12264447, 16352596, 18868380, 20440745, 24528894, 40881490, 49057788, 61322235, 81762980, 122644470, 245288940]

約数ペア:

[(1, 245288940), (2, 122644470), (3, 81762980), (4, 61322235), (5, 49057788), (6, 40881490), (10, 24528894), (12, 20440745), (13, 18868380), (15, 16352596), (20, 12264447), (26, 9434190), (30, 8176298), (39, 6289460), (52, 4717095), (60, 4088149), (65, 3773676), (78, 3144730), (107, 2292420), (130, 1886838), (156, 1572365), (195, 1257892), (214, 1146210), (260, 943419), (321, 764140), (390, 628946), (428, 573105), (535, 458484), (642, 382070), (780, 314473), (1070, 229242), (1284, 191035), (1391, 176340), (1605, 152828), (2140, 114621), (2782, 88170), (2939, 83460), (3210, 76414), (4173, 58780), (5564, 44085), (5878, 41730), (6420, 38207), (6955, 35268), (8346, 29390), (8817, 27820), (11756, 20865), (13910, 17634), (14695, 16692)]