208080612

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7977

約数の個数: 72

約数和(自身を含む): 569945376

約数和(自身を除く): 361864764

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 774, 1462, 1548, 2193, 2924, 4386, 6579, 7907, 8772, 13158, 15814, 23721, 26316, 31628, 47442, 71163, 94884, 134419, 142326, 268838, 284652, 340001, 403257, 537676, 680002, 806514, 1020003, 1209771, 1360004, 1613028, 2040006, 2419542, 3060009, 4080012, 4839084, 5780017, 6120018, 11560034, 12240036, 17340051, 23120068, 34680102, 52020153, 69360204, 104040306, 208080612]

約数ペア:

[(1, 208080612), (2, 104040306), (3, 69360204), (4, 52020153), (6, 34680102), (9, 23120068), (12, 17340051), (17, 12240036), (18, 11560034), (34, 6120018), (36, 5780017), (43, 4839084), (51, 4080012), (68, 3060009), (86, 2419542), (102, 2040006), (129, 1613028), (153, 1360004), (172, 1209771), (204, 1020003), (258, 806514), (306, 680002), (387, 537676), (516, 403257), (612, 340001), (731, 284652), (774, 268838), (1462, 142326), (1548, 134419), (2193, 94884), (2924, 71163), (4386, 47442), (6579, 31628), (7907, 26316), (8772, 23721), (13158, 15814)]