157020090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{121721}}^1$

素因数の和:121774

約数の個数: 32

約数和(自身を含む): 385615296

約数和(自身を除く): 228595206

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 121721, 243442, 365163, 608605, 730326, 1217210, 1825815, 3651630, 5234003, 10468006, 15702009, 26170015, 31404018, 52340030, 78510045, 157020090]

約数ペア:

[(1, 157020090), (2, 78510045), (3, 52340030), (5, 31404018), (6, 26170015), (10, 15702009), (15, 10468006), (30, 5234003), (43, 3651630), (86, 1825815), (129, 1217210), (215, 730326), (258, 608605), (430, 365163), (645, 243442), (1290, 121721)]