31579470

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2999}}^1$

素因数の和:3031

約数の個数: 80

約数和(自身を含む): 91476000

約数和(自身を除く): 59896530

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 2999, 3510, 5265, 5998, 8997, 10530, 14995, 17994, 26991, 29990, 38987, 44985, 53982, 77974, 80973, 89970, 116961, 134955, 161946, 194935, 233922, 242919, 269910, 350883, 389870, 404865, 485838, 584805, 701766, 809730, 1052649, 1169610, 1214595, 1754415, 2105298, 2429190, 3157947, 3508830, 5263245, 6315894, 10526490, 15789735, 31579470]

約数ペア:

[(1, 31579470), (2, 15789735), (3, 10526490), (5, 6315894), (6, 5263245), (9, 3508830), (10, 3157947), (13, 2429190), (15, 2105298), (18, 1754415), (26, 1214595), (27, 1169610), (30, 1052649), (39, 809730), (45, 701766), (54, 584805), (65, 485838), (78, 404865), (81, 389870), (90, 350883), (117, 269910), (130, 242919), (135, 233922), (162, 194935), (195, 161946), (234, 134955), (270, 116961), (351, 89970), (390, 80973), (405, 77974), (585, 53982), (702, 44985), (810, 38987), (1053, 29990), (1170, 26991), (1755, 17994), (2106, 14995), (2999, 10530), (3510, 8997), (5265, 5998)]