121597440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 160

約数和(自身を含む): 395974656

約数和(自身を除く): 274377216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 213, 223, 240, 256, 284, 320, 355, 384, 426, 446, 480, 512, 568, 640, 669, 710, 768, 852, 892, 960, 1065, 1115, 1136, 1280, 1338, 1420, 1536, 1704, 1784, 1920, 2130, 2230, 2272, 2560, 2676, 2840, 3345, 3408, 3568, 3840, 4260, 4460, 4544, 5352, 5680, 6690, 6816, 7136, 7680, 8520, 8920, 9088, 10704, 11360, 13380, 13632, 14272, 15833, 17040, 17840, 18176, 21408, 22720, 26760, 27264, 28544, 31666, 34080, 35680, 36352, 42816, 45440, 47499, 53520, 54528, 57088, 63332, 68160, 71360, 79165, 85632, 90880, 94998, 107040, 109056, 114176, 126664, 136320, 142720, 158330, 171264, 181760, 189996, 214080, 237495, 253328, 272640, 285440, 316660, 342528, 379992, 428160, 474990, 506656, 545280, 570880, 633320, 759984, 856320, 949980, 1013312, 1266640, 1519968, 1712640, 1899960, 2026624, 2533280, 3039936, 3799920, 4053248, 5066560, 6079872, 7599840, 8106496, 10133120, 12159744, 15199680, 20266240, 24319488, 30399360, 40532480, 60798720, 121597440]

約数ペア:

[(1, 121597440), (2, 60798720), (3, 40532480), (4, 30399360), (5, 24319488), (6, 20266240), (8, 15199680), (10, 12159744), (12, 10133120), (15, 8106496), (16, 7599840), (20, 6079872), (24, 5066560), (30, 4053248), (32, 3799920), (40, 3039936), (48, 2533280), (60, 2026624), (64, 1899960), (71, 1712640), (80, 1519968), (96, 1266640), (120, 1013312), (128, 949980), (142, 856320), (160, 759984), (192, 633320), (213, 570880), (223, 545280), (240, 506656), (256, 474990), (284, 428160), (320, 379992), (355, 342528), (384, 316660), (426, 285440), (446, 272640), (480, 253328), (512, 237495), (568, 214080), (640, 189996), (669, 181760), (710, 171264), (768, 158330), (852, 142720), (892, 136320), (960, 126664), (1065, 114176), (1115, 109056), (1136, 107040), (1280, 94998), (1338, 90880), (1420, 85632), (1536, 79165), (1704, 71360), (1784, 68160), (1920, 63332), (2130, 57088), (2230, 54528), (2272, 53520), (2560, 47499), (2676, 45440), (2840, 42816), (3345, 36352), (3408, 35680), (3568, 34080), (3840, 31666), (4260, 28544), (4460, 27264), (4544, 26760), (5352, 22720), (5680, 21408), (6690, 18176), (6816, 17840), (7136, 17040), (7680, 15833), (8520, 14272), (8920, 13632), (9088, 13380), (10704, 11360)]