213274020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{13831}}^1$

素因数の和:14100

約数の個数: 48

約数和(自身を含む): 599534208

約数和(自身を除く): 386260188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 7710, 13831, 15420, 27662, 41493, 55324, 69155, 82986, 138310, 165972, 207465, 276620, 414930, 829860, 3554567, 7109134, 10663701, 14218268, 17772835, 21327402, 35545670, 42654804, 53318505, 71091340, 106637010, 213274020]

約数ペア:

[(1, 213274020), (2, 106637010), (3, 71091340), (4, 53318505), (5, 42654804), (6, 35545670), (10, 21327402), (12, 17772835), (15, 14218268), (20, 10663701), (30, 7109134), (60, 3554567), (257, 829860), (514, 414930), (771, 276620), (1028, 207465), (1285, 165972), (1542, 138310), (2570, 82986), (3084, 69155), (3855, 55324), (5140, 41493), (7710, 27662), (13831, 15420)]