18089640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:587

約数の個数: 96

約数和(自身を含む): 59459400

約数和(自身を除く): 41369760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 461, 545, 654, 872, 922, 981, 1090, 1308, 1383, 1635, 1844, 1962, 2180, 2305, 2616, 2766, 3270, 3688, 3924, 4149, 4360, 4610, 4905, 5532, 6540, 6915, 7848, 8298, 9220, 9810, 11064, 13080, 13830, 16596, 18440, 19620, 20745, 27660, 33192, 39240, 41490, 50249, 55320, 82980, 100498, 150747, 165960, 200996, 251245, 301494, 401992, 452241, 502490, 602988, 753735, 904482, 1004980, 1205976, 1507470, 1808964, 2009960, 2261205, 3014940, 3617928, 4522410, 6029880, 9044820, 18089640]

約数ペア:

[(1, 18089640), (2, 9044820), (3, 6029880), (4, 4522410), (5, 3617928), (6, 3014940), (8, 2261205), (9, 2009960), (10, 1808964), (12, 1507470), (15, 1205976), (18, 1004980), (20, 904482), (24, 753735), (30, 602988), (36, 502490), (40, 452241), (45, 401992), (60, 301494), (72, 251245), (90, 200996), (109, 165960), (120, 150747), (180, 100498), (218, 82980), (327, 55320), (360, 50249), (436, 41490), (461, 39240), (545, 33192), (654, 27660), (872, 20745), (922, 19620), (981, 18440), (1090, 16596), (1308, 13830), (1383, 13080), (1635, 11064), (1844, 9810), (1962, 9220), (2180, 8298), (2305, 7848), (2616, 6915), (2766, 6540), (3270, 5532), (3688, 4905), (3924, 4610), (4149, 4360)]