78287340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5077}}^1$

素因数の和:5346

約数の個数: 48

約数和(自身を含む): 220100832

約数和(自身を除く): 141813492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5077, 5140, 7710, 10154, 15231, 15420, 20308, 25385, 30462, 50770, 60924, 76155, 101540, 152310, 304620, 1304789, 2609578, 3914367, 5219156, 6523945, 7828734, 13047890, 15657468, 19571835, 26095780, 39143670, 78287340]

約数ペア:

[(1, 78287340), (2, 39143670), (3, 26095780), (4, 19571835), (5, 15657468), (6, 13047890), (10, 7828734), (12, 6523945), (15, 5219156), (20, 3914367), (30, 2609578), (60, 1304789), (257, 304620), (514, 152310), (771, 101540), (1028, 76155), (1285, 60924), (1542, 50770), (2570, 30462), (3084, 25385), (3855, 20308), (5077, 15420), (5140, 15231), (7710, 10154)]