181471472

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5419}}^1$

素因数の和:5470

約数の個数: 80

約数和(自身を含む): 451637760

約数和(自身を除く): 270166288

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 91, 92, 104, 112, 161, 182, 184, 208, 299, 322, 364, 368, 598, 644, 728, 1196, 1288, 1456, 2093, 2392, 2576, 4186, 4784, 5419, 8372, 10838, 16744, 21676, 33488, 37933, 43352, 70447, 75866, 86704, 124637, 140894, 151732, 249274, 281788, 303464, 493129, 498548, 563576, 606928, 872459, 986258, 997096, 1127152, 1620281, 1744918, 1972516, 1994192, 3240562, 3489836, 3945032, 6481124, 6979672, 7890064, 11341967, 12962248, 13959344, 22683934, 25924496, 45367868, 90735736, 181471472]

約数ペア:

[(1, 181471472), (2, 90735736), (4, 45367868), (7, 25924496), (8, 22683934), (13, 13959344), (14, 12962248), (16, 11341967), (23, 7890064), (26, 6979672), (28, 6481124), (46, 3945032), (52, 3489836), (56, 3240562), (91, 1994192), (92, 1972516), (104, 1744918), (112, 1620281), (161, 1127152), (182, 997096), (184, 986258), (208, 872459), (299, 606928), (322, 563576), (364, 498548), (368, 493129), (598, 303464), (644, 281788), (728, 249274), (1196, 151732), (1288, 140894), (1456, 124637), (2093, 86704), (2392, 75866), (2576, 70447), (4186, 43352), (4784, 37933), (5419, 33488), (8372, 21676), (10838, 16744)]