18444572080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{83}}^1\times {\mathrm{2087}}^1$

素因数の和:2216

約数の個数: 160

約数和(自身を含む): 47759943168

約数和(自身を除く): 29315371088

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 121, 166, 176, 220, 242, 332, 415, 440, 484, 605, 664, 830, 880, 913, 968, 1210, 1328, 1331, 1660, 1826, 1936, 2087, 2420, 2662, 3320, 3652, 4174, 4565, 4840, 5324, 6640, 6655, 7304, 8348, 9130, 9680, 10043, 10435, 10648, 13310, 14608, 16696, 18260, 20086, 20870, 21296, 22957, 26620, 33392, 36520, 40172, 41740, 45914, 50215, 53240, 73040, 80344, 83480, 91828, 100430, 106480, 110473, 114785, 160688, 166960, 173221, 183656, 200860, 220946, 229570, 252527, 346442, 367312, 401720, 441892, 459140, 505054, 552365, 692884, 803440, 866105, 883784, 918280, 1010108, 1104730, 1262635, 1385768, 1732210, 1767568, 1836560, 1905431, 2020216, 2209460, 2525270, 2771536, 2777797, 3464420, 3810862, 4040432, 4418920, 5050540, 5555594, 6928840, 7621724, 8837840, 9527155, 10101080, 11111188, 13857680, 13888985, 15243448, 19054310, 20202160, 20959741, 22222376, 27777970, 30486896, 38108620, 41919482, 44444752, 55555940, 76217240, 83838964, 104798705, 111111880, 152434480, 167677928, 209597410, 222223760, 230557151, 335355856, 419194820, 461114302, 838389640, 922228604, 1152785755, 1676779280, 1844457208, 2305571510, 3688914416, 4611143020, 9222286040, 18444572080]

約数ペア:

[(1, 18444572080), (2, 9222286040), (4, 4611143020), (5, 3688914416), (8, 2305571510), (10, 1844457208), (11, 1676779280), (16, 1152785755), (20, 922228604), (22, 838389640), (40, 461114302), (44, 419194820), (55, 335355856), (80, 230557151), (83, 222223760), (88, 209597410), (110, 167677928), (121, 152434480), (166, 111111880), (176, 104798705), (220, 83838964), (242, 76217240), (332, 55555940), (415, 44444752), (440, 41919482), (484, 38108620), (605, 30486896), (664, 27777970), (830, 22222376), (880, 20959741), (913, 20202160), (968, 19054310), (1210, 15243448), (1328, 13888985), (1331, 13857680), (1660, 11111188), (1826, 10101080), (1936, 9527155), (2087, 8837840), (2420, 7621724), (2662, 6928840), (3320, 5555594), (3652, 5050540), (4174, 4418920), (4565, 4040432), (4840, 3810862), (5324, 3464420), (6640, 2777797), (6655, 2771536), (7304, 2525270), (8348, 2209460), (9130, 2020216), (9680, 1905431), (10043, 1836560), (10435, 1767568), (10648, 1732210), (13310, 1385768), (14608, 1262635), (16696, 1104730), (18260, 1010108), (20086, 918280), (20870, 883784), (21296, 866105), (22957, 803440), (26620, 692884), (33392, 552365), (36520, 505054), (40172, 459140), (41740, 441892), (45914, 401720), (50215, 367312), (53240, 346442), (73040, 252527), (80344, 229570), (83480, 220946), (91828, 200860), (100430, 183656), (106480, 173221), (110473, 166960), (114785, 160688)]