68820720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{286753}}^1$

素因数の和:286769

約数の個数: 40

約数和(自身を含む): 213344976

約数和(自身を除く): 144524256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 286753, 573506, 860259, 1147012, 1433765, 1720518, 2294024, 2867530, 3441036, 4301295, 4588048, 5735060, 6882072, 8602590, 11470120, 13764144, 17205180, 22940240, 34410360, 68820720]

約数ペア:

[(1, 68820720), (2, 34410360), (3, 22940240), (4, 17205180), (5, 13764144), (6, 11470120), (8, 8602590), (10, 6882072), (12, 5735060), (15, 4588048), (16, 4301295), (20, 3441036), (24, 2867530), (30, 2294024), (40, 1720518), (48, 1433765), (60, 1147012), (80, 860259), (120, 573506), (240, 286753)]