51477720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61283}}^1$

素因数の和:61304

約数の個数: 64

約数和(自身を含む): 176497920

約数和(自身を除く): 125020200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 61283, 122566, 183849, 245132, 306415, 367698, 428981, 490264, 612830, 735396, 857962, 919245, 1225660, 1286943, 1470792, 1715924, 1838490, 2144905, 2451320, 2573886, 3431848, 3676980, 4289810, 5147772, 6434715, 7353960, 8579620, 10295544, 12869430, 17159240, 25738860, 51477720]

約数ペア:

[(1, 51477720), (2, 25738860), (3, 17159240), (4, 12869430), (5, 10295544), (6, 8579620), (7, 7353960), (8, 6434715), (10, 5147772), (12, 4289810), (14, 3676980), (15, 3431848), (20, 2573886), (21, 2451320), (24, 2144905), (28, 1838490), (30, 1715924), (35, 1470792), (40, 1286943), (42, 1225660), (56, 919245), (60, 857962), (70, 735396), (84, 612830), (105, 490264), (120, 428981), (140, 367698), (168, 306415), (210, 245132), (280, 183849), (420, 122566), (840, 61283)]