205575984

素因数分解:

$2^4\times 3^2\times {\mathrm{421}}^1\times {\mathrm{3391}}^1$

素因数の和:3826

約数の個数: 60

約数和(自身を含む): 576863872

約数和(自身を除く): 371287888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 421, 842, 1263, 1684, 2526, 3368, 3391, 3789, 5052, 6736, 6782, 7578, 10104, 10173, 13564, 15156, 20208, 20346, 27128, 30312, 30519, 40692, 54256, 60624, 61038, 81384, 122076, 162768, 244152, 488304, 1427611, 2855222, 4282833, 5710444, 8565666, 11420888, 12848499, 17131332, 22841776, 25696998, 34262664, 51393996, 68525328, 102787992, 205575984]

約数ペア:

[(1, 205575984), (2, 102787992), (3, 68525328), (4, 51393996), (6, 34262664), (8, 25696998), (9, 22841776), (12, 17131332), (16, 12848499), (18, 11420888), (24, 8565666), (36, 5710444), (48, 4282833), (72, 2855222), (144, 1427611), (421, 488304), (842, 244152), (1263, 162768), (1684, 122076), (2526, 81384), (3368, 61038), (3391, 60624), (3789, 54256), (5052, 40692), (6736, 30519), (6782, 30312), (7578, 27128), (10104, 20346), (10173, 20208), (13564, 15156)]