128428248

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3847}}^1$

素因数の和:3976

約数の個数: 64

約数和(自身を含む): 349090560

約数和(自身を除く): 220662312

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 107, 156, 214, 312, 321, 428, 642, 856, 1284, 1391, 2568, 2782, 3847, 4173, 5564, 7694, 8346, 11128, 11541, 15388, 16692, 23082, 30776, 33384, 46164, 50011, 92328, 100022, 150033, 200044, 300066, 400088, 411629, 600132, 823258, 1200264, 1234887, 1646516, 2469774, 3293032, 4939548, 5351177, 9879096, 10702354, 16053531, 21404708, 32107062, 42809416, 64214124, 128428248]

約数ペア:

[(1, 128428248), (2, 64214124), (3, 42809416), (4, 32107062), (6, 21404708), (8, 16053531), (12, 10702354), (13, 9879096), (24, 5351177), (26, 4939548), (39, 3293032), (52, 2469774), (78, 1646516), (104, 1234887), (107, 1200264), (156, 823258), (214, 600132), (312, 411629), (321, 400088), (428, 300066), (642, 200044), (856, 150033), (1284, 100022), (1391, 92328), (2568, 50011), (2782, 46164), (3847, 33384), (4173, 30776), (5564, 23082), (7694, 16692), (8346, 15388), (11128, 11541)]