30812868

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 80589600

約数和(自身を除く): 49776732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 89, 118, 163, 177, 178, 236, 267, 326, 354, 356, 489, 531, 534, 652, 708, 801, 978, 1062, 1068, 1467, 1602, 1956, 2124, 2934, 3204, 5251, 5868, 9617, 10502, 14507, 15753, 19234, 21004, 28851, 29014, 31506, 38468, 43521, 47259, 57702, 58028, 63012, 86553, 87042, 94518, 115404, 130563, 173106, 174084, 189036, 261126, 346212, 522252, 855913, 1711826, 2567739, 3423652, 5135478, 7703217, 10270956, 15406434, 30812868]

約数ペア:

[(1, 30812868), (2, 15406434), (3, 10270956), (4, 7703217), (6, 5135478), (9, 3423652), (12, 2567739), (18, 1711826), (36, 855913), (59, 522252), (89, 346212), (118, 261126), (163, 189036), (177, 174084), (178, 173106), (236, 130563), (267, 115404), (326, 94518), (354, 87042), (356, 86553), (489, 63012), (531, 58028), (534, 57702), (652, 47259), (708, 43521), (801, 38468), (978, 31506), (1062, 29014), (1068, 28851), (1467, 21004), (1602, 19234), (1956, 15753), (2124, 14507), (2934, 10502), (3204, 9617), (5251, 5868)]