156778690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:499

約数の個数: 48

約数和(自身を含む): 300956472

約数和(自身を除く): 144177782

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 317, 361, 634, 685, 722, 1370, 1585, 1805, 2603, 3170, 3610, 5206, 6023, 12046, 13015, 26030, 30115, 43429, 49457, 60230, 86858, 98914, 114437, 217145, 228874, 247285, 434290, 494570, 572185, 825151, 1144370, 1650302, 4125755, 8251510, 15677869, 31355738, 78389345, 156778690]

約数ペア:

[(1, 156778690), (2, 78389345), (5, 31355738), (10, 15677869), (19, 8251510), (38, 4125755), (95, 1650302), (137, 1144370), (190, 825151), (274, 572185), (317, 494570), (361, 434290), (634, 247285), (685, 228874), (722, 217145), (1370, 114437), (1585, 98914), (1805, 86858), (2603, 60230), (3170, 49457), (3610, 43429), (5206, 30115), (6023, 26030), (12046, 13015)]