320169906

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{113}}^2\times {\mathrm{199}}^1$

素因数の和:440

約数の個数: 72

約数和(自身を含む): 803899200

約数和(自身を除く): 483729294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 113, 126, 199, 226, 339, 398, 597, 678, 791, 1017, 1194, 1393, 1582, 1791, 2034, 2373, 2786, 3582, 4179, 4746, 7119, 8358, 12537, 12769, 14238, 22487, 25074, 25538, 38307, 44974, 67461, 76614, 89383, 114921, 134922, 157409, 178766, 202383, 229842, 268149, 314818, 404766, 472227, 536298, 804447, 944454, 1416681, 1608894, 2541031, 2833362, 5082062, 7623093, 15246186, 17787217, 22869279, 35574434, 45738558, 53361651, 106723302, 160084953, 320169906]

約数ペア:

[(1, 320169906), (2, 160084953), (3, 106723302), (6, 53361651), (7, 45738558), (9, 35574434), (14, 22869279), (18, 17787217), (21, 15246186), (42, 7623093), (63, 5082062), (113, 2833362), (126, 2541031), (199, 1608894), (226, 1416681), (339, 944454), (398, 804447), (597, 536298), (678, 472227), (791, 404766), (1017, 314818), (1194, 268149), (1393, 229842), (1582, 202383), (1791, 178766), (2034, 157409), (2373, 134922), (2786, 114921), (3582, 89383), (4179, 76614), (4746, 67461), (7119, 44974), (8358, 38307), (12537, 25538), (12769, 25074), (14238, 22487)]