181738260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{349}}^1$

素因数の和:638

約数の個数: 144

約数和(自身を含む): 605404800

約数和(自身を除く): 423666540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 263, 330, 349, 396, 495, 526, 660, 698, 789, 990, 1047, 1052, 1315, 1396, 1578, 1745, 1980, 2094, 2367, 2630, 2893, 3141, 3156, 3490, 3839, 3945, 4188, 4734, 5235, 5260, 5786, 6282, 6980, 7678, 7890, 8679, 9468, 10470, 11517, 11572, 11835, 12564, 14465, 15356, 15705, 15780, 17358, 19195, 20940, 23034, 23670, 26037, 28930, 31410, 34551, 34716, 38390, 43395, 46068, 47340, 52074, 57585, 57860, 62820, 69102, 76780, 86790, 91787, 104148, 115170, 130185, 138204, 172755, 173580, 183574, 230340, 260370, 275361, 345510, 367148, 458935, 520740, 550722, 691020, 826083, 917870, 1009657, 1101444, 1376805, 1652166, 1835740, 2019314, 2753610, 3028971, 3304332, 4038628, 4130415, 5048285, 5507220, 6057942, 8260830, 9086913, 10096570, 12115884, 15144855, 16521660, 18173826, 20193140, 30289710, 36347652, 45434565, 60579420, 90869130, 181738260]

約数ペア:

[(1, 181738260), (2, 90869130), (3, 60579420), (4, 45434565), (5, 36347652), (6, 30289710), (9, 20193140), (10, 18173826), (11, 16521660), (12, 15144855), (15, 12115884), (18, 10096570), (20, 9086913), (22, 8260830), (30, 6057942), (33, 5507220), (36, 5048285), (44, 4130415), (45, 4038628), (55, 3304332), (60, 3028971), (66, 2753610), (90, 2019314), (99, 1835740), (110, 1652166), (132, 1376805), (165, 1101444), (180, 1009657), (198, 917870), (220, 826083), (263, 691020), (330, 550722), (349, 520740), (396, 458935), (495, 367148), (526, 345510), (660, 275361), (698, 260370), (789, 230340), (990, 183574), (1047, 173580), (1052, 172755), (1315, 138204), (1396, 130185), (1578, 115170), (1745, 104148), (1980, 91787), (2094, 86790), (2367, 76780), (2630, 69102), (2893, 62820), (3141, 57860), (3156, 57585), (3490, 52074), (3839, 47340), (3945, 46068), (4188, 43395), (4734, 38390), (5235, 34716), (5260, 34551), (5786, 31410), (6282, 28930), (6980, 26037), (7678, 23670), (7890, 23034), (8679, 20940), (9468, 19195), (10470, 17358), (11517, 15780), (11572, 15705), (11835, 15356), (12564, 14465)]