29078320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 70709760

約数和(自身を除く): 41631440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 79, 80, 86, 107, 158, 172, 214, 215, 316, 344, 395, 428, 430, 535, 632, 688, 790, 856, 860, 1070, 1264, 1580, 1712, 1720, 2140, 3160, 3397, 3440, 4280, 4601, 6320, 6794, 8453, 8560, 9202, 13588, 16906, 16985, 18404, 23005, 27176, 33812, 33970, 36808, 42265, 46010, 54352, 67624, 67940, 73616, 84530, 92020, 135248, 135880, 169060, 184040, 271760, 338120, 363479, 368080, 676240, 726958, 1453916, 1817395, 2907832, 3634790, 5815664, 7269580, 14539160, 29078320]

約数ペア:

[(1, 29078320), (2, 14539160), (4, 7269580), (5, 5815664), (8, 3634790), (10, 2907832), (16, 1817395), (20, 1453916), (40, 726958), (43, 676240), (79, 368080), (80, 363479), (86, 338120), (107, 271760), (158, 184040), (172, 169060), (214, 135880), (215, 135248), (316, 92020), (344, 84530), (395, 73616), (428, 67940), (430, 67624), (535, 54352), (632, 46010), (688, 42265), (790, 36808), (856, 33970), (860, 33812), (1070, 27176), (1264, 23005), (1580, 18404), (1712, 16985), (1720, 16906), (2140, 13588), (3160, 9202), (3397, 8560), (3440, 8453), (4280, 6794), (4601, 6320)]