72178290

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{9901}}^1$

素因数の和:9926

約数の個数: 56

約数和(自身を含む): 194811948

約数和(自身を除く): 122633658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2430, 3645, 7290, 9901, 19802, 29703, 49505, 59406, 89109, 99010, 148515, 178218, 267327, 297030, 445545, 534654, 801981, 891090, 1336635, 1603962, 2405943, 2673270, 4009905, 4811886, 7217829, 8019810, 12029715, 14435658, 24059430, 36089145, 72178290]

約数ペア:

[(1, 72178290), (2, 36089145), (3, 24059430), (5, 14435658), (6, 12029715), (9, 8019810), (10, 7217829), (15, 4811886), (18, 4009905), (27, 2673270), (30, 2405943), (45, 1603962), (54, 1336635), (81, 891090), (90, 801981), (135, 534654), (162, 445545), (243, 297030), (270, 267327), (405, 178218), (486, 148515), (729, 99010), (810, 89109), (1215, 59406), (1458, 49505), (2430, 29703), (3645, 19802), (7290, 9901)]