123990516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11519}}^1$

素因数の和:11565

約数の個数: 72

約数和(自身を含む): 352235520

約数和(自身を除く): 228245004

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2691, 3588, 5382, 10764, 11519, 23038, 34557, 46076, 69114, 103671, 138228, 149747, 207342, 264937, 299494, 414684, 449241, 529874, 598988, 794811, 898482, 1059748, 1347723, 1589622, 1796964, 2384433, 2695446, 3179244, 3444181, 4768866, 5390892, 6888362, 9537732, 10332543, 13776724, 20665086, 30997629, 41330172, 61995258, 123990516]

約数ペア:

[(1, 123990516), (2, 61995258), (3, 41330172), (4, 30997629), (6, 20665086), (9, 13776724), (12, 10332543), (13, 9537732), (18, 6888362), (23, 5390892), (26, 4768866), (36, 3444181), (39, 3179244), (46, 2695446), (52, 2384433), (69, 1796964), (78, 1589622), (92, 1347723), (117, 1059748), (138, 898482), (156, 794811), (207, 598988), (234, 529874), (276, 449241), (299, 414684), (414, 299494), (468, 264937), (598, 207342), (828, 149747), (897, 138228), (1196, 103671), (1794, 69114), (2691, 46076), (3588, 34557), (5382, 23038), (10764, 11519)]