67638860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 159667200

約数和(自身を除く): 92028340

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 71, 76, 92, 95, 109, 115, 142, 190, 218, 230, 284, 355, 380, 436, 437, 460, 545, 710, 874, 1090, 1349, 1420, 1633, 1748, 2071, 2180, 2185, 2507, 2698, 3266, 4142, 4370, 5014, 5396, 6532, 6745, 7739, 8165, 8284, 8740, 10028, 10355, 12535, 13490, 15478, 16330, 20710, 25070, 26980, 30956, 31027, 32660, 38695, 41420, 47633, 50140, 62054, 77390, 95266, 124108, 147041, 154780, 155135, 177997, 190532, 238165, 294082, 310270, 355994, 476330, 588164, 620540, 711988, 735205, 889985, 952660, 1470410, 1779970, 2940820, 3381943, 3559940, 6763886, 13527772, 16909715, 33819430, 67638860]

約数ペア:

[(1, 67638860), (2, 33819430), (4, 16909715), (5, 13527772), (10, 6763886), (19, 3559940), (20, 3381943), (23, 2940820), (38, 1779970), (46, 1470410), (71, 952660), (76, 889985), (92, 735205), (95, 711988), (109, 620540), (115, 588164), (142, 476330), (190, 355994), (218, 310270), (230, 294082), (284, 238165), (355, 190532), (380, 177997), (436, 155135), (437, 154780), (460, 147041), (545, 124108), (710, 95266), (874, 77390), (1090, 62054), (1349, 50140), (1420, 47633), (1633, 41420), (1748, 38695), (2071, 32660), (2180, 31027), (2185, 30956), (2507, 26980), (2698, 25070), (3266, 20710), (4142, 16330), (4370, 15478), (5014, 13490), (5396, 12535), (6532, 10355), (6745, 10028), (7739, 8740), (8165, 8284)]