28642590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 79050816

約数和(自身を除く): 50408226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 101, 115, 137, 138, 202, 207, 230, 274, 303, 345, 411, 414, 505, 606, 685, 690, 822, 909, 1010, 1035, 1233, 1370, 1515, 1818, 2055, 2070, 2323, 2466, 3030, 3151, 4110, 4545, 4646, 6165, 6302, 6969, 9090, 9453, 11615, 12330, 13837, 13938, 15755, 18906, 20907, 23230, 27674, 28359, 31510, 34845, 41511, 41814, 47265, 56718, 69185, 69690, 83022, 94530, 104535, 124533, 138370, 141795, 207555, 209070, 249066, 283590, 318251, 415110, 622665, 636502, 954753, 1245330, 1591255, 1909506, 2864259, 3182510, 4773765, 5728518, 9547530, 14321295, 28642590]

約数ペア:

[(1, 28642590), (2, 14321295), (3, 9547530), (5, 5728518), (6, 4773765), (9, 3182510), (10, 2864259), (15, 1909506), (18, 1591255), (23, 1245330), (30, 954753), (45, 636502), (46, 622665), (69, 415110), (90, 318251), (101, 283590), (115, 249066), (137, 209070), (138, 207555), (202, 141795), (207, 138370), (230, 124533), (274, 104535), (303, 94530), (345, 83022), (411, 69690), (414, 69185), (505, 56718), (606, 47265), (685, 41814), (690, 41511), (822, 34845), (909, 31510), (1010, 28359), (1035, 27674), (1233, 23230), (1370, 20907), (1515, 18906), (1818, 15755), (2055, 13938), (2070, 13837), (2323, 12330), (2466, 11615), (3030, 9453), (3151, 9090), (4110, 6969), (4545, 6302), (4646, 6165)]