155804460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{907}}^1$

素因数の和:1335

約数の個数: 96

約数和(自身を含む): 500344320

約数和(自身を除く): 344539860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 409, 420, 818, 907, 1227, 1636, 1814, 2045, 2454, 2721, 2863, 3628, 4090, 4535, 4908, 5442, 5726, 6135, 6349, 8180, 8589, 9070, 10884, 11452, 12270, 12698, 13605, 14315, 17178, 18140, 19047, 24540, 25396, 27210, 28630, 31745, 34356, 38094, 42945, 54420, 57260, 63490, 76188, 85890, 95235, 126980, 171780, 190470, 370963, 380940, 741926, 1112889, 1483852, 1854815, 2225778, 2596741, 3709630, 4451556, 5193482, 5564445, 7419260, 7790223, 10386964, 11128890, 12983705, 15580446, 22257780, 25967410, 31160892, 38951115, 51934820, 77902230, 155804460]

約数ペア:

[(1, 155804460), (2, 77902230), (3, 51934820), (4, 38951115), (5, 31160892), (6, 25967410), (7, 22257780), (10, 15580446), (12, 12983705), (14, 11128890), (15, 10386964), (20, 7790223), (21, 7419260), (28, 5564445), (30, 5193482), (35, 4451556), (42, 3709630), (60, 2596741), (70, 2225778), (84, 1854815), (105, 1483852), (140, 1112889), (210, 741926), (409, 380940), (420, 370963), (818, 190470), (907, 171780), (1227, 126980), (1636, 95235), (1814, 85890), (2045, 76188), (2454, 63490), (2721, 57260), (2863, 54420), (3628, 42945), (4090, 38094), (4535, 34356), (4908, 31745), (5442, 28630), (5726, 27210), (6135, 25396), (6349, 24540), (8180, 19047), (8589, 18140), (9070, 17178), (10884, 14315), (11452, 13605), (12270, 12698)]