197504560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2179}}^1$

素因数の和:2306

約数の個数: 80

約数和(自身を含む): 506039040

約数和(自身を除く): 308534480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 176, 206, 220, 412, 440, 515, 824, 880, 1030, 1133, 1648, 2060, 2179, 2266, 4120, 4358, 4532, 5665, 8240, 8716, 9064, 10895, 11330, 17432, 18128, 21790, 22660, 23969, 34864, 43580, 45320, 47938, 87160, 90640, 95876, 119845, 174320, 191752, 224437, 239690, 383504, 448874, 479380, 897748, 958760, 1122185, 1795496, 1917520, 2244370, 2468807, 3590992, 4488740, 4937614, 8977480, 9875228, 12344035, 17954960, 19750456, 24688070, 39500912, 49376140, 98752280, 197504560]

約数ペア:

[(1, 197504560), (2, 98752280), (4, 49376140), (5, 39500912), (8, 24688070), (10, 19750456), (11, 17954960), (16, 12344035), (20, 9875228), (22, 8977480), (40, 4937614), (44, 4488740), (55, 3590992), (80, 2468807), (88, 2244370), (103, 1917520), (110, 1795496), (176, 1122185), (206, 958760), (220, 897748), (412, 479380), (440, 448874), (515, 383504), (824, 239690), (880, 224437), (1030, 191752), (1133, 174320), (1648, 119845), (2060, 95876), (2179, 90640), (2266, 87160), (4120, 47938), (4358, 45320), (4532, 43580), (5665, 34864), (8240, 23969), (8716, 22660), (9064, 21790), (10895, 18128), (11330, 17432)]