123928560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{367}}^1$

素因数の和:460

約数の個数: 240

約数和(自身を含む): 484064256

約数和(自身を除く): 360135696

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 67, 70, 72, 80, 84, 90, 105, 112, 120, 126, 134, 140, 144, 168, 180, 201, 210, 240, 252, 268, 280, 315, 335, 336, 360, 367, 402, 420, 469, 504, 536, 560, 603, 630, 670, 720, 734, 804, 840, 938, 1005, 1008, 1072, 1101, 1206, 1260, 1340, 1407, 1468, 1608, 1680, 1835, 1876, 2010, 2202, 2345, 2412, 2520, 2569, 2680, 2814, 2936, 3015, 3216, 3303, 3670, 3752, 4020, 4221, 4404, 4690, 4824, 5040, 5138, 5360, 5505, 5628, 5872, 6030, 6606, 7035, 7340, 7504, 7707, 8040, 8442, 8808, 9380, 9648, 10276, 11010, 11256, 12060, 12845, 13212, 14070, 14680, 15414, 16080, 16515, 16884, 17616, 18760, 20552, 21105, 22020, 22512, 23121, 24120, 24589, 25690, 26424, 28140, 29360, 30828, 33030, 33768, 37520, 38535, 41104, 42210, 44040, 46242, 48240, 49178, 51380, 52848, 56280, 61656, 66060, 67536, 73767, 77070, 84420, 88080, 92484, 98356, 102760, 112560, 115605, 122945, 123312, 132120, 147534, 154140, 168840, 172123, 184968, 196712, 205520, 221301, 231210, 245890, 264240, 295068, 308280, 337680, 344246, 368835, 369936, 393424, 442602, 462420, 491780, 516369, 590136, 616560, 688492, 737670, 860615, 885204, 924840, 983560, 1032738, 1106505, 1180272, 1376984, 1475340, 1549107, 1721230, 1770408, 1849680, 1967120, 2065476, 2213010, 2581845, 2753968, 2950680, 3098214, 3442460, 3540816, 4130952, 4426020, 5163690, 5901360, 6196428, 6884920, 7745535, 8261904, 8852040, 10327380, 12392856, 13769840, 15491070, 17704080, 20654760, 24785712, 30982140, 41309520, 61964280, 123928560]

約数ペア:

[(1, 123928560), (2, 61964280), (3, 41309520), (4, 30982140), (5, 24785712), (6, 20654760), (7, 17704080), (8, 15491070), (9, 13769840), (10, 12392856), (12, 10327380), (14, 8852040), (15, 8261904), (16, 7745535), (18, 6884920), (20, 6196428), (21, 5901360), (24, 5163690), (28, 4426020), (30, 4130952), (35, 3540816), (36, 3442460), (40, 3098214), (42, 2950680), (45, 2753968), (48, 2581845), (56, 2213010), (60, 2065476), (63, 1967120), (67, 1849680), (70, 1770408), (72, 1721230), (80, 1549107), (84, 1475340), (90, 1376984), (105, 1180272), (112, 1106505), (120, 1032738), (126, 983560), (134, 924840), (140, 885204), (144, 860615), (168, 737670), (180, 688492), (201, 616560), (210, 590136), (240, 516369), (252, 491780), (268, 462420), (280, 442602), (315, 393424), (335, 369936), (336, 368835), (360, 344246), (367, 337680), (402, 308280), (420, 295068), (469, 264240), (504, 245890), (536, 231210), (560, 221301), (603, 205520), (630, 196712), (670, 184968), (720, 172123), (734, 168840), (804, 154140), (840, 147534), (938, 132120), (1005, 123312), (1008, 122945), (1072, 115605), (1101, 112560), (1206, 102760), (1260, 98356), (1340, 92484), (1407, 88080), (1468, 84420), (1608, 77070), (1680, 73767), (1835, 67536), (1876, 66060), (2010, 61656), (2202, 56280), (2345, 52848), (2412, 51380), (2520, 49178), (2569, 48240), (2680, 46242), (2814, 44040), (2936, 42210), (3015, 41104), (3216, 38535), (3303, 37520), (3670, 33768), (3752, 33030), (4020, 30828), (4221, 29360), (4404, 28140), (4690, 26424), (4824, 25690), (5040, 24589), (5138, 24120), (5360, 23121), (5505, 22512), (5628, 22020), (5872, 21105), (6030, 20552), (6606, 18760), (7035, 17616), (7340, 16884), (7504, 16515), (7707, 16080), (8040, 15414), (8442, 14680), (8808, 14070), (9380, 13212), (9648, 12845), (10276, 12060), (11010, 11256)]