278927160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1873}}^1$

素因数の和:1977

約数の個数: 128

約数和(自身を含む): 898620480

約数和(自身を除く): 619693320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 73, 85, 102, 120, 136, 146, 170, 204, 219, 255, 292, 340, 365, 408, 438, 510, 584, 680, 730, 876, 1020, 1095, 1241, 1460, 1752, 1873, 2040, 2190, 2482, 2920, 3723, 3746, 4380, 4964, 5619, 6205, 7446, 7492, 8760, 9365, 9928, 11238, 12410, 14892, 14984, 18615, 18730, 22476, 24820, 28095, 29784, 31841, 37230, 37460, 44952, 49640, 56190, 63682, 74460, 74920, 95523, 112380, 127364, 136729, 148920, 159205, 191046, 224760, 254728, 273458, 318410, 382092, 410187, 477615, 546916, 636820, 683645, 764184, 820374, 955230, 1093832, 1273640, 1367290, 1640748, 1910460, 2050935, 2324393, 2734580, 3281496, 3820920, 4101870, 4648786, 5469160, 6973179, 8203740, 9297572, 11621965, 13946358, 16407480, 18595144, 23243930, 27892716, 34865895, 46487860, 55785432, 69731790, 92975720, 139463580, 278927160]

約数ペア:

[(1, 278927160), (2, 139463580), (3, 92975720), (4, 69731790), (5, 55785432), (6, 46487860), (8, 34865895), (10, 27892716), (12, 23243930), (15, 18595144), (17, 16407480), (20, 13946358), (24, 11621965), (30, 9297572), (34, 8203740), (40, 6973179), (51, 5469160), (60, 4648786), (68, 4101870), (73, 3820920), (85, 3281496), (102, 2734580), (120, 2324393), (136, 2050935), (146, 1910460), (170, 1640748), (204, 1367290), (219, 1273640), (255, 1093832), (292, 955230), (340, 820374), (365, 764184), (408, 683645), (438, 636820), (510, 546916), (584, 477615), (680, 410187), (730, 382092), (876, 318410), (1020, 273458), (1095, 254728), (1241, 224760), (1460, 191046), (1752, 159205), (1873, 148920), (2040, 136729), (2190, 127364), (2482, 112380), (2920, 95523), (3723, 74920), (3746, 74460), (4380, 63682), (4964, 56190), (5619, 49640), (6205, 44952), (7446, 37460), (7492, 37230), (8760, 31841), (9365, 29784), (9928, 28095), (11238, 24820), (12410, 22476), (14892, 18730), (14984, 18615)]