204558240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{426163}}^1$

素因数の和:426181

約数の個数: 48

約数和(自身を含む): 644359968

約数和(自身を除く): 439801728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 426163, 852326, 1278489, 1704652, 2130815, 2556978, 3409304, 4261630, 5113956, 6392445, 6818608, 8523260, 10227912, 12784890, 13637216, 17046520, 20455824, 25569780, 34093040, 40911648, 51139560, 68186080, 102279120, 204558240]

約数ペア:

[(1, 204558240), (2, 102279120), (3, 68186080), (4, 51139560), (5, 40911648), (6, 34093040), (8, 25569780), (10, 20455824), (12, 17046520), (15, 13637216), (16, 12784890), (20, 10227912), (24, 8523260), (30, 6818608), (32, 6392445), (40, 5113956), (48, 4261630), (60, 3409304), (80, 2556978), (96, 2130815), (120, 1704652), (160, 1278489), (240, 852326), (480, 426163)]