90279120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{967}}^1$

素因数の和:1372

約数の個数: 80

約数和(自身を含む): 280874880

約数和(自身を除く): 190595760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 967, 1167, 1556, 1934, 1945, 2334, 2901, 3112, 3868, 3890, 4668, 4835, 5802, 5835, 6224, 7736, 7780, 9336, 9670, 11604, 11670, 14505, 15472, 15560, 18672, 19340, 23208, 23340, 29010, 31120, 38680, 46416, 46680, 58020, 77360, 93360, 116040, 232080, 376163, 752326, 1128489, 1504652, 1880815, 2256978, 3009304, 3761630, 4513956, 5642445, 6018608, 7523260, 9027912, 11284890, 15046520, 18055824, 22569780, 30093040, 45139560, 90279120]

約数ペア:

[(1, 90279120), (2, 45139560), (3, 30093040), (4, 22569780), (5, 18055824), (6, 15046520), (8, 11284890), (10, 9027912), (12, 7523260), (15, 6018608), (16, 5642445), (20, 4513956), (24, 3761630), (30, 3009304), (40, 2256978), (48, 1880815), (60, 1504652), (80, 1128489), (120, 752326), (240, 376163), (389, 232080), (778, 116040), (967, 93360), (1167, 77360), (1556, 58020), (1934, 46680), (1945, 46416), (2334, 38680), (2901, 31120), (3112, 29010), (3868, 23340), (3890, 23208), (4668, 19340), (4835, 18672), (5802, 15560), (5835, 15472), (6224, 14505), (7736, 11670), (7780, 11604), (9336, 9670)]