2018060990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 144

約数和(自身を含む): 4409748000

約数和(自身を除く): 2391687010

約数列:

[1, 2, 5, 10, 11, 17, 22, 29, 34, 55, 58, 85, 110, 121, 145, 170, 187, 199, 242, 289, 290, 319, 374, 398, 493, 578, 605, 638, 935, 986, 995, 1210, 1445, 1595, 1870, 1990, 2057, 2189, 2465, 2890, 3179, 3190, 3383, 3509, 4114, 4378, 4930, 5423, 5771, 6358, 6766, 7018, 8381, 10285, 10846, 10945, 11542, 15895, 16762, 16915, 17545, 20570, 21890, 24079, 27115, 28855, 31790, 33830, 34969, 35090, 37213, 41905, 48158, 54230, 57511, 57710, 59653, 63481, 69938, 74426, 83810, 92191, 98107, 115022, 119306, 120395, 126962, 174845, 184382, 186065, 196214, 240790, 287555, 298265, 317405, 349690, 372130, 409343, 460955, 490535, 575110, 596530, 632621, 634810, 698291, 818686, 921910, 981070, 1014101, 1079177, 1265242, 1396582, 1667819, 2028202, 2046715, 2158354, 3163105, 3335638, 3491455, 4093430, 5070505, 5395885, 6326210, 6958831, 6982910, 8339095, 10141010, 10791770, 11870947, 13917662, 16678190, 18346009, 23741894, 34794155, 36692018, 59354735, 69588310, 91730045, 118709470, 183460090, 201806099, 403612198, 1009030495, 2018060990]

約数ペア:

[(1, 2018060990), (2, 1009030495), (5, 403612198), (10, 201806099), (11, 183460090), (17, 118709470), (22, 91730045), (29, 69588310), (34, 59354735), (55, 36692018), (58, 34794155), (85, 23741894), (110, 18346009), (121, 16678190), (145, 13917662), (170, 11870947), (187, 10791770), (199, 10141010), (242, 8339095), (289, 6982910), (290, 6958831), (319, 6326210), (374, 5395885), (398, 5070505), (493, 4093430), (578, 3491455), (605, 3335638), (638, 3163105), (935, 2158354), (986, 2046715), (995, 2028202), (1210, 1667819), (1445, 1396582), (1595, 1265242), (1870, 1079177), (1990, 1014101), (2057, 981070), (2189, 921910), (2465, 818686), (2890, 698291), (3179, 634810), (3190, 632621), (3383, 596530), (3509, 575110), (4114, 490535), (4378, 460955), (4930, 409343), (5423, 372130), (5771, 349690), (6358, 317405), (6766, 298265), (7018, 287555), (8381, 240790), (10285, 196214), (10846, 186065), (10945, 184382), (11542, 174845), (15895, 126962), (16762, 120395), (16915, 119306), (17545, 115022), (20570, 98107), (21890, 92191), (24079, 83810), (27115, 74426), (28855, 69938), (31790, 63481), (33830, 59653), (34969, 57710), (35090, 57511), (37213, 54230), (41905, 48158)]