163040920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{5153}}^1$

素因数の和:5284

約数の個数: 64

約数和(自身を含む): 423040320

約数和(自身を除く): 259999400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 452, 565, 791, 904, 1130, 1582, 2260, 3164, 3955, 4520, 5153, 6328, 7910, 10306, 15820, 20612, 25765, 31640, 36071, 41224, 51530, 72142, 103060, 144284, 180355, 206120, 288568, 360710, 582289, 721420, 1164578, 1442840, 2329156, 2911445, 4076023, 4658312, 5822890, 8152046, 11645780, 16304092, 20380115, 23291560, 32608184, 40760230, 81520460, 163040920]

約数ペア:

[(1, 163040920), (2, 81520460), (4, 40760230), (5, 32608184), (7, 23291560), (8, 20380115), (10, 16304092), (14, 11645780), (20, 8152046), (28, 5822890), (35, 4658312), (40, 4076023), (56, 2911445), (70, 2329156), (113, 1442840), (140, 1164578), (226, 721420), (280, 582289), (452, 360710), (565, 288568), (791, 206120), (904, 180355), (1130, 144284), (1582, 103060), (2260, 72142), (3164, 51530), (3955, 41224), (4520, 36071), (5153, 31640), (6328, 25765), (7910, 20612), (10306, 15820)]