307015478

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1523}}^1$

素因数の和:1578

約数の個数: 72

約数和(自身を含む): 623885976

約数和(自身を除く): 316870498

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 98, 119, 121, 154, 187, 238, 242, 374, 539, 833, 847, 1078, 1309, 1523, 1666, 1694, 2057, 2618, 3046, 4114, 5929, 9163, 10661, 11858, 14399, 16753, 18326, 21322, 25891, 28798, 33506, 51782, 74627, 100793, 117271, 149254, 181237, 184283, 201586, 234542, 284801, 362474, 368566, 569602, 820897, 1268659, 1289981, 1641794, 1993607, 2537318, 2579962, 3132811, 3987214, 6265622, 9029867, 13955249, 18059734, 21929677, 27910498, 43859354, 153507739, 307015478]

約数ペア:

[(1, 307015478), (2, 153507739), (7, 43859354), (11, 27910498), (14, 21929677), (17, 18059734), (22, 13955249), (34, 9029867), (49, 6265622), (77, 3987214), (98, 3132811), (119, 2579962), (121, 2537318), (154, 1993607), (187, 1641794), (238, 1289981), (242, 1268659), (374, 820897), (539, 569602), (833, 368566), (847, 362474), (1078, 284801), (1309, 234542), (1523, 201586), (1666, 184283), (1694, 181237), (2057, 149254), (2618, 117271), (3046, 100793), (4114, 74627), (5929, 51782), (9163, 33506), (10661, 28798), (11858, 25891), (14399, 21322), (16753, 18326)]