18429450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{727}}^1$

素因数の和:768

約数の個数: 72

約数和(自身を含む): 49559328

約数和(自身を除く): 31129878

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 650, 727, 845, 975, 1014, 1454, 1690, 1950, 2181, 2535, 3635, 4225, 4362, 5070, 7270, 8450, 9451, 10905, 12675, 18175, 18902, 21810, 25350, 28353, 36350, 47255, 54525, 56706, 94510, 109050, 122863, 141765, 236275, 245726, 283530, 368589, 472550, 614315, 708825, 737178, 1228630, 1417650, 1842945, 3071575, 3685890, 6143150, 9214725, 18429450]

約数ペア:

[(1, 18429450), (2, 9214725), (3, 6143150), (5, 3685890), (6, 3071575), (10, 1842945), (13, 1417650), (15, 1228630), (25, 737178), (26, 708825), (30, 614315), (39, 472550), (50, 368589), (65, 283530), (75, 245726), (78, 236275), (130, 141765), (150, 122863), (169, 109050), (195, 94510), (325, 56706), (338, 54525), (390, 47255), (507, 36350), (650, 28353), (727, 25350), (845, 21810), (975, 18902), (1014, 18175), (1454, 12675), (1690, 10905), (1950, 9451), (2181, 8450), (2535, 7270), (3635, 5070), (4225, 4362)]