140662720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:566

約数の個数: 112

約数和(自身を含む): 370332000

約数和(自身を除く): 229669280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 89, 110, 160, 176, 178, 220, 320, 352, 356, 440, 445, 449, 704, 712, 880, 890, 898, 979, 1424, 1760, 1780, 1796, 1958, 2245, 2848, 3520, 3560, 3592, 3916, 4490, 4895, 4939, 5696, 7120, 7184, 7832, 8980, 9790, 9878, 14240, 14368, 15664, 17960, 19580, 19756, 24695, 28480, 28736, 31328, 35920, 39160, 39512, 39961, 49390, 62656, 71840, 78320, 79024, 79922, 98780, 143680, 156640, 158048, 159844, 197560, 199805, 313280, 316096, 319688, 395120, 399610, 439571, 639376, 790240, 799220, 879142, 1278752, 1580480, 1598440, 1758284, 2197855, 2557504, 3196880, 3516568, 4395710, 6393760, 7033136, 8791420, 12787520, 14066272, 17582840, 28132544, 35165680, 70331360, 140662720]

約数ペア:

[(1, 140662720), (2, 70331360), (4, 35165680), (5, 28132544), (8, 17582840), (10, 14066272), (11, 12787520), (16, 8791420), (20, 7033136), (22, 6393760), (32, 4395710), (40, 3516568), (44, 3196880), (55, 2557504), (64, 2197855), (80, 1758284), (88, 1598440), (89, 1580480), (110, 1278752), (160, 879142), (176, 799220), (178, 790240), (220, 639376), (320, 439571), (352, 399610), (356, 395120), (440, 319688), (445, 316096), (449, 313280), (704, 199805), (712, 197560), (880, 159844), (890, 158048), (898, 156640), (979, 143680), (1424, 98780), (1760, 79922), (1780, 79024), (1796, 78320), (1958, 71840), (2245, 62656), (2848, 49390), (3520, 39961), (3560, 39512), (3592, 39160), (3916, 35920), (4490, 31328), (4895, 28736), (4939, 28480), (5696, 24695), (7120, 19756), (7184, 19580), (7832, 17960), (8980, 15664), (9790, 14368), (9878, 14240)]