290428140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{15767}}^1$

素因数の和:16086

約数の個数: 48

約数和(自身を含む): 815899392

約数和(自身を除く): 525471252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1842, 3070, 3684, 4605, 6140, 9210, 15767, 18420, 31534, 47301, 63068, 78835, 94602, 157670, 189204, 236505, 315340, 473010, 946020, 4840469, 9680938, 14521407, 19361876, 24202345, 29042814, 48404690, 58085628, 72607035, 96809380, 145214070, 290428140]

約数ペア:

[(1, 290428140), (2, 145214070), (3, 96809380), (4, 72607035), (5, 58085628), (6, 48404690), (10, 29042814), (12, 24202345), (15, 19361876), (20, 14521407), (30, 9680938), (60, 4840469), (307, 946020), (614, 473010), (921, 315340), (1228, 236505), (1535, 189204), (1842, 157670), (3070, 94602), (3684, 78835), (4605, 63068), (6140, 47301), (9210, 31534), (15767, 18420)]