152907020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15383}}^1$

素因数の和:15470

約数の個数: 48

約数和(自身を含む): 372169728

約数和(自身を除く): 219262708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 15383, 30766, 61532, 76915, 107681, 153830, 215362, 307660, 430724, 538405, 1076810, 1092193, 2153620, 2184386, 4368772, 5460965, 7645351, 10921930, 15290702, 21843860, 30581404, 38226755, 76453510, 152907020]

約数ペア:

[(1, 152907020), (2, 76453510), (4, 38226755), (5, 30581404), (7, 21843860), (10, 15290702), (14, 10921930), (20, 7645351), (28, 5460965), (35, 4368772), (70, 2184386), (71, 2153620), (140, 1092193), (142, 1076810), (284, 538405), (355, 430724), (497, 307660), (710, 215362), (994, 153830), (1420, 107681), (1988, 76915), (2485, 61532), (4970, 30766), (9940, 15383)]