81504324

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12107}}^1$

素因数の和:12145

約数の個数: 72

約数和(自身を含む): 237994848

約数和(自身を除く): 156490524

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 3366, 6732, 12107, 24214, 36321, 48428, 72642, 108963, 133177, 145284, 205819, 217926, 266354, 399531, 411638, 435852, 532708, 617457, 799062, 823276, 1198593, 1234914, 1598124, 1852371, 2264009, 2397186, 2469828, 3704742, 4528018, 4794372, 6792027, 7409484, 9056036, 13584054, 20376081, 27168108, 40752162, 81504324]

約数ペア:

[(1, 81504324), (2, 40752162), (3, 27168108), (4, 20376081), (6, 13584054), (9, 9056036), (11, 7409484), (12, 6792027), (17, 4794372), (18, 4528018), (22, 3704742), (33, 2469828), (34, 2397186), (36, 2264009), (44, 1852371), (51, 1598124), (66, 1234914), (68, 1198593), (99, 823276), (102, 799062), (132, 617457), (153, 532708), (187, 435852), (198, 411638), (204, 399531), (306, 266354), (374, 217926), (396, 205819), (561, 145284), (612, 133177), (748, 108963), (1122, 72642), (1683, 48428), (2244, 36321), (3366, 24214), (6732, 12107)]