155448840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 484162560

約数和(自身を除く): 328713720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 157, 185, 222, 223, 296, 314, 370, 444, 446, 471, 555, 628, 669, 740, 785, 888, 892, 942, 1110, 1115, 1256, 1338, 1480, 1570, 1784, 1884, 2220, 2230, 2355, 2676, 3140, 3345, 3768, 4440, 4460, 4710, 5352, 5809, 6280, 6690, 8251, 8920, 9420, 11618, 13380, 16502, 17427, 18840, 23236, 24753, 26760, 29045, 33004, 34854, 35011, 41255, 46472, 49506, 58090, 66008, 69708, 70022, 82510, 87135, 99012, 105033, 116180, 123765, 139416, 140044, 165020, 174270, 175055, 198024, 210066, 232360, 247530, 280088, 330040, 348540, 350110, 420132, 495060, 525165, 697080, 700220, 840264, 990120, 1050330, 1295407, 1400440, 2100660, 2590814, 3886221, 4201320, 5181628, 6477035, 7772442, 10363256, 12954070, 15544884, 19431105, 25908140, 31089768, 38862210, 51816280, 77724420, 155448840]

約数ペア:

[(1, 155448840), (2, 77724420), (3, 51816280), (4, 38862210), (5, 31089768), (6, 25908140), (8, 19431105), (10, 15544884), (12, 12954070), (15, 10363256), (20, 7772442), (24, 6477035), (30, 5181628), (37, 4201320), (40, 3886221), (60, 2590814), (74, 2100660), (111, 1400440), (120, 1295407), (148, 1050330), (157, 990120), (185, 840264), (222, 700220), (223, 697080), (296, 525165), (314, 495060), (370, 420132), (444, 350110), (446, 348540), (471, 330040), (555, 280088), (628, 247530), (669, 232360), (740, 210066), (785, 198024), (888, 175055), (892, 174270), (942, 165020), (1110, 140044), (1115, 139416), (1256, 123765), (1338, 116180), (1480, 105033), (1570, 99012), (1784, 87135), (1884, 82510), (2220, 70022), (2230, 69708), (2355, 66008), (2676, 58090), (3140, 49506), (3345, 46472), (3768, 41255), (4440, 35011), (4460, 34854), (4710, 33004), (5352, 29045), (5809, 26760), (6280, 24753), (6690, 23236), (8251, 18840), (8920, 17427), (9420, 16502), (11618, 13380)]