206421960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1720183}}^1$

素因数の和:1720197

約数の個数: 32

約数和(自身を含む): 619266240

約数和(自身を除く): 412844280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1720183, 3440366, 5160549, 6880732, 8600915, 10321098, 13761464, 17201830, 20642196, 25802745, 34403660, 41284392, 51605490, 68807320, 103210980, 206421960]

約数ペア:

[(1, 206421960), (2, 103210980), (3, 68807320), (4, 51605490), (5, 41284392), (6, 34403660), (8, 25802745), (10, 20642196), (12, 17201830), (15, 13761464), (20, 10321098), (24, 8600915), (30, 6880732), (40, 5160549), (60, 3440366), (120, 1720183)]