87267420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1789}}^1$

素因数の和:2075

約数の個数: 72

約数和(自身を含む): 265836480

約数和(自身を除く): 178569060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1626, 1789, 2439, 2710, 3252, 3578, 4065, 4878, 5367, 5420, 7156, 8130, 8945, 9756, 10734, 12195, 16101, 16260, 17890, 21468, 24390, 26835, 32202, 35780, 48780, 53670, 64404, 80505, 107340, 161010, 322020, 484819, 969638, 1454457, 1939276, 2424095, 2908914, 4363371, 4848190, 5817828, 7272285, 8726742, 9696380, 14544570, 17453484, 21816855, 29089140, 43633710, 87267420]

約数ペア:

[(1, 87267420), (2, 43633710), (3, 29089140), (4, 21816855), (5, 17453484), (6, 14544570), (9, 9696380), (10, 8726742), (12, 7272285), (15, 5817828), (18, 4848190), (20, 4363371), (30, 2908914), (36, 2424095), (45, 1939276), (60, 1454457), (90, 969638), (180, 484819), (271, 322020), (542, 161010), (813, 107340), (1084, 80505), (1355, 64404), (1626, 53670), (1789, 48780), (2439, 35780), (2710, 32202), (3252, 26835), (3578, 24390), (4065, 21468), (4878, 17890), (5367, 16260), (5420, 16101), (7156, 12195), (8130, 10734), (8945, 9756)]