870874270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{103}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 1886556672

約数和(自身を除く): 1015682402

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 53, 70, 86, 103, 106, 206, 215, 265, 301, 371, 430, 515, 530, 602, 721, 742, 1030, 1442, 1505, 1855, 2279, 2809, 3010, 3605, 3710, 4429, 4558, 5459, 5618, 7210, 8858, 10918, 11395, 14045, 15953, 19663, 22145, 22790, 27295, 28090, 31003, 31906, 38213, 39326, 44290, 54590, 62006, 76426, 79765, 98315, 120787, 155015, 159530, 191065, 196630, 234737, 241574, 289327, 310030, 382130, 469474, 578654, 603935, 845509, 1173685, 1207870, 1446635, 1643159, 1691018, 2025289, 2347370, 2893270, 3286318, 4050578, 4227545, 8215795, 8455090, 10126445, 12441061, 16431590, 20252890, 24882122, 62205305, 87087427, 124410610, 174174854, 435437135, 870874270]

約数ペア:

[(1, 870874270), (2, 435437135), (5, 174174854), (7, 124410610), (10, 87087427), (14, 62205305), (35, 24882122), (43, 20252890), (53, 16431590), (70, 12441061), (86, 10126445), (103, 8455090), (106, 8215795), (206, 4227545), (215, 4050578), (265, 3286318), (301, 2893270), (371, 2347370), (430, 2025289), (515, 1691018), (530, 1643159), (602, 1446635), (721, 1207870), (742, 1173685), (1030, 845509), (1442, 603935), (1505, 578654), (1855, 469474), (2279, 382130), (2809, 310030), (3010, 289327), (3605, 241574), (3710, 234737), (4429, 196630), (4558, 191065), (5459, 159530), (5618, 155015), (7210, 120787), (8858, 98315), (10918, 79765), (11395, 76426), (14045, 62006), (15953, 54590), (19663, 44290), (22145, 39326), (22790, 38213), (27295, 31906), (28090, 31003)]