161718840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2129}}^1$

素因数の和:2357

約数の個数: 96

約数和(自身を含む): 528325200

約数和(自身を除く): 366606360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 211, 360, 422, 633, 844, 1055, 1266, 1688, 1899, 2110, 2129, 2532, 3165, 3798, 4220, 4258, 5064, 6330, 6387, 7596, 8440, 8516, 9495, 10645, 12660, 12774, 15192, 17032, 18990, 19161, 21290, 25320, 25548, 31935, 37980, 38322, 42580, 51096, 63870, 75960, 76644, 85160, 95805, 127740, 153288, 191610, 255480, 383220, 449219, 766440, 898438, 1347657, 1796876, 2246095, 2695314, 3593752, 4042971, 4492190, 5390628, 6738285, 8085942, 8984380, 10781256, 13476570, 16171884, 17968760, 20214855, 26953140, 32343768, 40429710, 53906280, 80859420, 161718840]

約数ペア:

[(1, 161718840), (2, 80859420), (3, 53906280), (4, 40429710), (5, 32343768), (6, 26953140), (8, 20214855), (9, 17968760), (10, 16171884), (12, 13476570), (15, 10781256), (18, 8984380), (20, 8085942), (24, 6738285), (30, 5390628), (36, 4492190), (40, 4042971), (45, 3593752), (60, 2695314), (72, 2246095), (90, 1796876), (120, 1347657), (180, 898438), (211, 766440), (360, 449219), (422, 383220), (633, 255480), (844, 191610), (1055, 153288), (1266, 127740), (1688, 95805), (1899, 85160), (2110, 76644), (2129, 75960), (2532, 63870), (3165, 51096), (3798, 42580), (4220, 38322), (4258, 37980), (5064, 31935), (6330, 25548), (6387, 25320), (7596, 21290), (8440, 19161), (8516, 18990), (9495, 17032), (10645, 15192), (12660, 12774)]