69210320

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 167132160

約数和(自身を除く): 97921840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 79, 80, 94, 158, 188, 233, 235, 316, 376, 395, 466, 470, 632, 752, 790, 932, 940, 1165, 1264, 1580, 1864, 1880, 2330, 3160, 3713, 3728, 3760, 4660, 6320, 7426, 9320, 10951, 14852, 18407, 18565, 18640, 21902, 29704, 36814, 37130, 43804, 54755, 59408, 73628, 74260, 87608, 92035, 109510, 147256, 148520, 175216, 184070, 219020, 294512, 297040, 368140, 438040, 736280, 865129, 876080, 1472560, 1730258, 3460516, 4325645, 6921032, 8651290, 13842064, 17302580, 34605160, 69210320]

約数ペア:

[(1, 69210320), (2, 34605160), (4, 17302580), (5, 13842064), (8, 8651290), (10, 6921032), (16, 4325645), (20, 3460516), (40, 1730258), (47, 1472560), (79, 876080), (80, 865129), (94, 736280), (158, 438040), (188, 368140), (233, 297040), (235, 294512), (316, 219020), (376, 184070), (395, 175216), (466, 148520), (470, 147256), (632, 109510), (752, 92035), (790, 87608), (932, 74260), (940, 73628), (1165, 59408), (1264, 54755), (1580, 43804), (1864, 37130), (1880, 36814), (2330, 29704), (3160, 21902), (3713, 18640), (3728, 18565), (3760, 18407), (4660, 14852), (6320, 10951), (7426, 9320)]