31259430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20431}}^1$

素因数の和:20461

約数の個数: 48

約数和(自身を含む): 86059584

約数和(自身を除く): 54800154

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 20431, 40862, 61293, 102155, 122586, 183879, 204310, 306465, 347327, 367758, 612930, 694654, 919395, 1041981, 1736635, 1838790, 2083962, 3125943, 3473270, 5209905, 6251886, 10419810, 15629715, 31259430]

約数ペア:

[(1, 31259430), (2, 15629715), (3, 10419810), (5, 6251886), (6, 5209905), (9, 3473270), (10, 3125943), (15, 2083962), (17, 1838790), (18, 1736635), (30, 1041981), (34, 919395), (45, 694654), (51, 612930), (85, 367758), (90, 347327), (102, 306465), (153, 204310), (170, 183879), (255, 122586), (306, 102155), (510, 61293), (765, 40862), (1530, 20431)]