16678980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:546

約数の個数: 96

約数和(自身を含む): 52778880

約数和(自身を除く): 36099900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 90, 108, 134, 135, 180, 201, 268, 270, 335, 402, 461, 540, 603, 670, 804, 922, 1005, 1206, 1340, 1383, 1809, 1844, 2010, 2305, 2412, 2766, 3015, 3618, 4020, 4149, 4610, 5532, 6030, 6915, 7236, 8298, 9045, 9220, 12060, 12447, 13830, 16596, 18090, 20745, 24894, 27660, 30887, 36180, 41490, 49788, 61774, 62235, 82980, 92661, 123548, 124470, 154435, 185322, 248940, 277983, 308870, 370644, 463305, 555966, 617740, 833949, 926610, 1111932, 1389915, 1667898, 1853220, 2779830, 3335796, 4169745, 5559660, 8339490, 16678980]

約数ペア:

[(1, 16678980), (2, 8339490), (3, 5559660), (4, 4169745), (5, 3335796), (6, 2779830), (9, 1853220), (10, 1667898), (12, 1389915), (15, 1111932), (18, 926610), (20, 833949), (27, 617740), (30, 555966), (36, 463305), (45, 370644), (54, 308870), (60, 277983), (67, 248940), (90, 185322), (108, 154435), (134, 124470), (135, 123548), (180, 92661), (201, 82980), (268, 62235), (270, 61774), (335, 49788), (402, 41490), (461, 36180), (540, 30887), (603, 27660), (670, 24894), (804, 20745), (922, 18090), (1005, 16596), (1206, 13830), (1340, 12447), (1383, 12060), (1809, 9220), (1844, 9045), (2010, 8298), (2305, 7236), (2412, 6915), (2766, 6030), (3015, 5532), (3618, 4610), (4020, 4149)]