90622140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{215767}}^1$

素因数の和:215786

約数の個数: 48

約数和(自身を含む): 289992192

約数和(自身を除く): 199370052

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, 420, 215767, 431534, 647301, 863068, 1078835, 1294602, 1510369, 2157670, 2589204, 3020738, 3236505, 4315340, 4531107, 6041476, 6473010, 7551845, 9062214, 12946020, 15103690, 18124428, 22655535, 30207380, 45311070, 90622140]

約数ペア:

[(1, 90622140), (2, 45311070), (3, 30207380), (4, 22655535), (5, 18124428), (6, 15103690), (7, 12946020), (10, 9062214), (12, 7551845), (14, 6473010), (15, 6041476), (20, 4531107), (21, 4315340), (28, 3236505), (30, 3020738), (35, 2589204), (42, 2157670), (60, 1510369), (70, 1294602), (84, 1078835), (105, 863068), (140, 647301), (210, 431534), (420, 215767)]