66733740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123581}}^1$

素因数の和:123599

約数の個数: 48

約数和(自身を含む): 207617760

約数和(自身を除く): 140884020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 123581, 247162, 370743, 494324, 617905, 741486, 1112229, 1235810, 1482972, 1853715, 2224458, 2471620, 3336687, 3707430, 4448916, 5561145, 6673374, 7414860, 11122290, 13346748, 16683435, 22244580, 33366870, 66733740]

約数ペア:

[(1, 66733740), (2, 33366870), (3, 22244580), (4, 16683435), (5, 13346748), (6, 11122290), (9, 7414860), (10, 6673374), (12, 5561145), (15, 4448916), (18, 3707430), (20, 3336687), (27, 2471620), (30, 2224458), (36, 1853715), (45, 1482972), (54, 1235810), (60, 1112229), (90, 741486), (108, 617905), (135, 494324), (180, 370743), (270, 247162), (540, 123581)]