157447948

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^2$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 344064672

約数和(自身を除く): 186616724

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 53, 68, 79, 106, 119, 158, 212, 238, 316, 371, 476, 553, 742, 901, 1106, 1343, 1484, 1802, 2212, 2686, 3604, 4187, 5372, 6241, 6307, 8374, 9401, 12482, 12614, 16748, 18802, 24964, 25228, 29309, 37604, 43687, 58618, 71179, 87374, 106097, 117236, 142358, 174748, 212194, 284716, 330773, 424388, 498253, 661546, 742679, 996506, 1323092, 1485358, 1993012, 2315411, 2970716, 4630822, 5623141, 9261644, 11246282, 22492564, 39361987, 78723974, 157447948]

約数ペア:

[(1, 157447948), (2, 78723974), (4, 39361987), (7, 22492564), (14, 11246282), (17, 9261644), (28, 5623141), (34, 4630822), (53, 2970716), (68, 2315411), (79, 1993012), (106, 1485358), (119, 1323092), (158, 996506), (212, 742679), (238, 661546), (316, 498253), (371, 424388), (476, 330773), (553, 284716), (742, 212194), (901, 174748), (1106, 142358), (1343, 117236), (1484, 106097), (1802, 87374), (2212, 71179), (2686, 58618), (3604, 43687), (4187, 37604), (5372, 29309), (6241, 25228), (6307, 24964), (8374, 18802), (9401, 16748), (12482, 12614)]