123079880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 349920000

約数和(自身を除く): 226840120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 89, 110, 140, 154, 178, 220, 280, 308, 356, 385, 440, 445, 449, 616, 623, 712, 770, 890, 898, 979, 1246, 1540, 1780, 1796, 1958, 2245, 2492, 3080, 3115, 3143, 3560, 3592, 3916, 4490, 4895, 4939, 4984, 6230, 6286, 6853, 7832, 8980, 9790, 9878, 12460, 12572, 13706, 15715, 17960, 19580, 19756, 24695, 24920, 25144, 27412, 31430, 34265, 34573, 39160, 39512, 39961, 49390, 54824, 62860, 68530, 69146, 79922, 98780, 125720, 137060, 138292, 159844, 172865, 197560, 199805, 274120, 276584, 279727, 319688, 345730, 399610, 439571, 559454, 691460, 799220, 879142, 1118908, 1382920, 1398635, 1598440, 1758284, 2197855, 2237816, 2797270, 3076997, 3516568, 4395710, 5594540, 6153994, 8791420, 11189080, 12307988, 15384985, 17582840, 24615976, 30769970, 61539940, 123079880]

約数ペア:

[(1, 123079880), (2, 61539940), (4, 30769970), (5, 24615976), (7, 17582840), (8, 15384985), (10, 12307988), (11, 11189080), (14, 8791420), (20, 6153994), (22, 5594540), (28, 4395710), (35, 3516568), (40, 3076997), (44, 2797270), (55, 2237816), (56, 2197855), (70, 1758284), (77, 1598440), (88, 1398635), (89, 1382920), (110, 1118908), (140, 879142), (154, 799220), (178, 691460), (220, 559454), (280, 439571), (308, 399610), (356, 345730), (385, 319688), (440, 279727), (445, 276584), (449, 274120), (616, 199805), (623, 197560), (712, 172865), (770, 159844), (890, 138292), (898, 137060), (979, 125720), (1246, 98780), (1540, 79922), (1780, 69146), (1796, 68530), (1958, 62860), (2245, 54824), (2492, 49390), (3080, 39961), (3115, 39512), (3143, 39160), (3560, 34573), (3592, 34265), (3916, 31430), (4490, 27412), (4895, 25144), (4939, 24920), (4984, 24695), (6230, 19756), (6286, 19580), (6853, 17960), (7832, 15715), (8980, 13706), (9790, 12572), (9878, 12460)]