89789440

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 176

約数和(自身を含む): 247605120

約数和(自身を除く): 157815680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 71, 76, 80, 95, 104, 128, 130, 142, 152, 160, 190, 208, 247, 256, 260, 284, 304, 320, 355, 380, 416, 494, 512, 520, 568, 608, 640, 710, 760, 832, 923, 988, 1024, 1040, 1136, 1216, 1235, 1280, 1349, 1420, 1520, 1664, 1846, 1976, 2080, 2272, 2432, 2470, 2560, 2698, 2840, 3040, 3328, 3692, 3952, 4160, 4544, 4615, 4864, 4940, 5120, 5396, 5680, 6080, 6656, 6745, 7384, 7904, 8320, 9088, 9230, 9728, 9880, 10792, 11360, 12160, 13312, 13490, 14768, 15808, 16640, 17537, 18176, 18460, 19456, 19760, 21584, 22720, 24320, 26980, 29536, 31616, 33280, 35074, 36352, 36920, 39520, 43168, 45440, 48640, 53960, 59072, 63232, 66560, 70148, 72704, 73840, 79040, 86336, 87685, 90880, 97280, 107920, 118144, 126464, 140296, 147680, 158080, 172672, 175370, 181760, 215840, 236288, 252928, 280592, 295360, 316160, 345344, 350740, 363520, 431680, 472576, 561184, 590720, 632320, 690688, 701480, 863360, 945152, 1122368, 1181440, 1264640, 1381376, 1402960, 1726720, 2244736, 2362880, 2805920, 3453440, 4489472, 4725760, 5611840, 6906880, 8978944, 11223680, 17957888, 22447360, 44894720, 89789440]

約数ペア:

[(1, 89789440), (2, 44894720), (4, 22447360), (5, 17957888), (8, 11223680), (10, 8978944), (13, 6906880), (16, 5611840), (19, 4725760), (20, 4489472), (26, 3453440), (32, 2805920), (38, 2362880), (40, 2244736), (52, 1726720), (64, 1402960), (65, 1381376), (71, 1264640), (76, 1181440), (80, 1122368), (95, 945152), (104, 863360), (128, 701480), (130, 690688), (142, 632320), (152, 590720), (160, 561184), (190, 472576), (208, 431680), (247, 363520), (256, 350740), (260, 345344), (284, 316160), (304, 295360), (320, 280592), (355, 252928), (380, 236288), (416, 215840), (494, 181760), (512, 175370), (520, 172672), (568, 158080), (608, 147680), (640, 140296), (710, 126464), (760, 118144), (832, 107920), (923, 97280), (988, 90880), (1024, 87685), (1040, 86336), (1136, 79040), (1216, 73840), (1235, 72704), (1280, 70148), (1349, 66560), (1420, 63232), (1520, 59072), (1664, 53960), (1846, 48640), (1976, 45440), (2080, 43168), (2272, 39520), (2432, 36920), (2470, 36352), (2560, 35074), (2698, 33280), (2840, 31616), (3040, 29536), (3328, 26980), (3692, 24320), (3952, 22720), (4160, 21584), (4544, 19760), (4615, 19456), (4864, 18460), (4940, 18176), (5120, 17537), (5396, 16640), (5680, 15808), (6080, 14768), (6656, 13490), (6745, 13312), (7384, 12160), (7904, 11360), (8320, 10792), (9088, 9880), (9230, 9728)]