18223360

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 45622080

約数和(自身を除く): 27398720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 619, 640, 736, 920, 1238, 1280, 1472, 1840, 2476, 2944, 3095, 3680, 4952, 5888, 6190, 7360, 9904, 12380, 14237, 14720, 19808, 24760, 28474, 29440, 39616, 49520, 56948, 71185, 79232, 99040, 113896, 142370, 158464, 198080, 227792, 284740, 396160, 455584, 569480, 792320, 911168, 1138960, 1822336, 2277920, 3644672, 4555840, 9111680, 18223360]

約数ペア:

[(1, 18223360), (2, 9111680), (4, 4555840), (5, 3644672), (8, 2277920), (10, 1822336), (16, 1138960), (20, 911168), (23, 792320), (32, 569480), (40, 455584), (46, 396160), (64, 284740), (80, 227792), (92, 198080), (115, 158464), (128, 142370), (160, 113896), (184, 99040), (230, 79232), (256, 71185), (320, 56948), (368, 49520), (460, 39616), (619, 29440), (640, 28474), (736, 24760), (920, 19808), (1238, 14720), (1280, 14237), (1472, 12380), (1840, 9904), (2476, 7360), (2944, 6190), (3095, 5888), (3680, 4952)]