180240090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139721}}^1$

素因数の和:139774

約数の個数: 32

約数和(自身を含む): 442639296

約数和(自身を除く): 262399206

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 139721, 279442, 419163, 698605, 838326, 1397210, 2095815, 4191630, 6008003, 12016006, 18024009, 30040015, 36048018, 60080030, 90120045, 180240090]

約数ペア:

[(1, 180240090), (2, 90120045), (3, 60080030), (5, 36048018), (6, 30040015), (10, 18024009), (15, 12016006), (30, 6008003), (43, 4191630), (86, 2095815), (129, 1397210), (215, 838326), (258, 698605), (430, 419163), (645, 279442), (1290, 139721)]