161880570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:860

約数の個数: 96

約数和(自身を含む): 446921280

約数和(自身を除く): 285040710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 137, 171, 190, 274, 285, 342, 411, 570, 685, 691, 822, 855, 1233, 1370, 1382, 1710, 2055, 2073, 2466, 2603, 3455, 4110, 4146, 5206, 6165, 6219, 6910, 7809, 10365, 12330, 12438, 13015, 13129, 15618, 20730, 23427, 26030, 26258, 31095, 39045, 39387, 46854, 62190, 65645, 78090, 78774, 94667, 117135, 118161, 131290, 189334, 196935, 234270, 236322, 284001, 393870, 473335, 568002, 590805, 852003, 946670, 1181610, 1420005, 1704006, 1798673, 2840010, 3597346, 4260015, 5396019, 8520030, 8993365, 10792038, 16188057, 17986730, 26980095, 32376114, 53960190, 80940285, 161880570]

約数ペア:

[(1, 161880570), (2, 80940285), (3, 53960190), (5, 32376114), (6, 26980095), (9, 17986730), (10, 16188057), (15, 10792038), (18, 8993365), (19, 8520030), (30, 5396019), (38, 4260015), (45, 3597346), (57, 2840010), (90, 1798673), (95, 1704006), (114, 1420005), (137, 1181610), (171, 946670), (190, 852003), (274, 590805), (285, 568002), (342, 473335), (411, 393870), (570, 284001), (685, 236322), (691, 234270), (822, 196935), (855, 189334), (1233, 131290), (1370, 118161), (1382, 117135), (1710, 94667), (2055, 78774), (2073, 78090), (2466, 65645), (2603, 62190), (3455, 46854), (4110, 39387), (4146, 39045), (5206, 31095), (6165, 26258), (6219, 26030), (6910, 23427), (7809, 20730), (10365, 15618), (12330, 13129), (12438, 13015)]