111999680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 168

約数和(自身を含む): 306781200

約数和(自身を除く): 194781520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 109, 130, 152, 160, 169, 190, 208, 218, 247, 260, 304, 320, 338, 380, 416, 436, 494, 520, 545, 608, 676, 760, 832, 845, 872, 988, 1040, 1090, 1216, 1235, 1352, 1417, 1520, 1690, 1744, 1976, 2071, 2080, 2180, 2470, 2704, 2834, 3040, 3211, 3380, 3488, 3952, 4142, 4160, 4360, 4940, 5408, 5668, 6080, 6422, 6760, 6976, 7085, 7904, 8284, 8720, 9880, 10355, 10816, 11336, 12844, 13520, 14170, 15808, 16055, 16568, 17440, 18421, 19760, 20710, 22672, 25688, 26923, 27040, 28340, 32110, 33136, 34880, 36842, 39520, 41420, 45344, 51376, 53846, 54080, 56680, 64220, 66272, 73684, 79040, 82840, 90688, 92105, 102752, 107692, 113360, 128440, 132544, 134615, 147368, 165680, 184210, 205504, 215384, 226720, 256880, 269230, 294736, 331360, 349999, 368420, 430768, 453440, 513760, 538460, 589472, 662720, 699998, 736840, 861536, 1027520, 1076920, 1178944, 1399996, 1473680, 1723072, 1749995, 2153840, 2799992, 2947360, 3499990, 4307680, 5599984, 5894720, 6999980, 8615360, 11199968, 13999960, 22399936, 27999920, 55999840, 111999680]

約数ペア:

[(1, 111999680), (2, 55999840), (4, 27999920), (5, 22399936), (8, 13999960), (10, 11199968), (13, 8615360), (16, 6999980), (19, 5894720), (20, 5599984), (26, 4307680), (32, 3499990), (38, 2947360), (40, 2799992), (52, 2153840), (64, 1749995), (65, 1723072), (76, 1473680), (80, 1399996), (95, 1178944), (104, 1076920), (109, 1027520), (130, 861536), (152, 736840), (160, 699998), (169, 662720), (190, 589472), (208, 538460), (218, 513760), (247, 453440), (260, 430768), (304, 368420), (320, 349999), (338, 331360), (380, 294736), (416, 269230), (436, 256880), (494, 226720), (520, 215384), (545, 205504), (608, 184210), (676, 165680), (760, 147368), (832, 134615), (845, 132544), (872, 128440), (988, 113360), (1040, 107692), (1090, 102752), (1216, 92105), (1235, 90688), (1352, 82840), (1417, 79040), (1520, 73684), (1690, 66272), (1744, 64220), (1976, 56680), (2071, 54080), (2080, 53846), (2180, 51376), (2470, 45344), (2704, 41420), (2834, 39520), (3040, 36842), (3211, 34880), (3380, 33136), (3488, 32110), (3952, 28340), (4142, 27040), (4160, 26923), (4360, 25688), (4940, 22672), (5408, 20710), (5668, 19760), (6080, 18421), (6422, 17440), (6760, 16568), (6976, 16055), (7085, 15808), (7904, 14170), (8284, 13520), (8720, 12844), (9880, 11336), (10355, 10816)]