319410540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2777}}^1$

素因数の和:2869

約数の個数: 120

約数和(自身を含む): 1016481312

約数和(自身を除く): 697070772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 270, 284, 324, 355, 405, 426, 540, 639, 710, 810, 852, 1065, 1278, 1420, 1620, 1917, 2130, 2556, 2777, 3195, 3834, 4260, 5554, 5751, 6390, 7668, 8331, 9585, 11108, 11502, 12780, 13885, 16662, 19170, 23004, 24993, 27770, 28755, 33324, 38340, 41655, 49986, 55540, 57510, 74979, 83310, 99972, 115020, 124965, 149958, 166620, 197167, 224937, 249930, 299916, 374895, 394334, 449874, 499860, 591501, 749790, 788668, 899748, 985835, 1124685, 1183002, 1499580, 1774503, 1971670, 2249370, 2366004, 2957505, 3549006, 3943340, 4498740, 5323509, 5915010, 7098012, 8872515, 10647018, 11830020, 15970527, 17745030, 21294036, 26617545, 31941054, 35490060, 53235090, 63882108, 79852635, 106470180, 159705270, 319410540]

約数ペア:

[(1, 319410540), (2, 159705270), (3, 106470180), (4, 79852635), (5, 63882108), (6, 53235090), (9, 35490060), (10, 31941054), (12, 26617545), (15, 21294036), (18, 17745030), (20, 15970527), (27, 11830020), (30, 10647018), (36, 8872515), (45, 7098012), (54, 5915010), (60, 5323509), (71, 4498740), (81, 3943340), (90, 3549006), (108, 2957505), (135, 2366004), (142, 2249370), (162, 1971670), (180, 1774503), (213, 1499580), (270, 1183002), (284, 1124685), (324, 985835), (355, 899748), (405, 788668), (426, 749790), (540, 591501), (639, 499860), (710, 449874), (810, 394334), (852, 374895), (1065, 299916), (1278, 249930), (1420, 224937), (1620, 197167), (1917, 166620), (2130, 149958), (2556, 124965), (2777, 115020), (3195, 99972), (3834, 83310), (4260, 74979), (5554, 57510), (5751, 55540), (6390, 49986), (7668, 41655), (8331, 38340), (9585, 33324), (11108, 28755), (11502, 27770), (12780, 24993), (13885, 23004), (16662, 19170)]