157863440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1231}}^1$

素因数の和:1480

約数の個数: 80

約数和(自身を含む): 421639680

約数和(自身を除く): 263776240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 916, 1145, 1231, 1603, 1832, 2290, 2462, 3206, 3664, 4580, 4924, 6155, 6412, 8015, 8617, 9160, 9848, 12310, 12824, 16030, 17234, 18320, 19696, 24620, 25648, 32060, 34468, 43085, 49240, 64120, 68936, 86170, 98480, 128240, 137872, 172340, 281899, 344680, 563798, 689360, 1127596, 1409495, 1973293, 2255192, 2818990, 3946586, 4510384, 5637980, 7893172, 9866465, 11275960, 15786344, 19732930, 22551920, 31572688, 39465860, 78931720, 157863440]

約数ペア:

[(1, 157863440), (2, 78931720), (4, 39465860), (5, 31572688), (7, 22551920), (8, 19732930), (10, 15786344), (14, 11275960), (16, 9866465), (20, 7893172), (28, 5637980), (35, 4510384), (40, 3946586), (56, 2818990), (70, 2255192), (80, 1973293), (112, 1409495), (140, 1127596), (229, 689360), (280, 563798), (458, 344680), (560, 281899), (916, 172340), (1145, 137872), (1231, 128240), (1603, 98480), (1832, 86170), (2290, 68936), (2462, 64120), (3206, 49240), (3664, 43085), (4580, 34468), (4924, 32060), (6155, 25648), (6412, 24620), (8015, 19696), (8617, 18320), (9160, 17234), (9848, 16030), (12310, 12824)]