615390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 1502496

約数和(自身を除く): 887106

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 281, 365, 438, 562, 730, 843, 1095, 1405, 1686, 2190, 2810, 4215, 8430, 20513, 41026, 61539, 102565, 123078, 205130, 307695, 615390]

約数ペア:

[(1, 615390), (2, 307695), (3, 205130), (5, 123078), (6, 102565), (10, 61539), (15, 41026), (30, 20513), (73, 8430), (146, 4215), (219, 2810), (281, 2190), (365, 1686), (438, 1405), (562, 1095), (730, 843)]