90303540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{11489}}^1$

素因数の和:11632

約数の個数: 48

約数和(自身を含む): 254802240

約数和(自身を除く): 164498700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 11489, 22978, 34467, 45956, 57445, 68934, 114890, 137868, 172335, 229780, 344670, 689340, 1505059, 3010118, 4515177, 6020236, 7525295, 9030354, 15050590, 18060708, 22575885, 30101180, 45151770, 90303540]

約数ペア:

[(1, 90303540), (2, 45151770), (3, 30101180), (4, 22575885), (5, 18060708), (6, 15050590), (10, 9030354), (12, 7525295), (15, 6020236), (20, 4515177), (30, 3010118), (60, 1505059), (131, 689340), (262, 344670), (393, 229780), (524, 172335), (655, 137868), (786, 114890), (1310, 68934), (1572, 57445), (1965, 45956), (2620, 34467), (3930, 22978), (7860, 11489)]