123161280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 224

約数和(自身を含む): 434522880

約数和(自身を除く): 311361600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 107, 109, 110, 120, 132, 160, 165, 176, 192, 214, 218, 220, 240, 264, 320, 321, 327, 330, 352, 428, 436, 440, 480, 528, 535, 545, 642, 654, 660, 704, 856, 872, 880, 960, 1056, 1070, 1090, 1177, 1199, 1284, 1308, 1320, 1605, 1635, 1712, 1744, 1760, 2112, 2140, 2180, 2354, 2398, 2568, 2616, 2640, 3210, 3270, 3424, 3488, 3520, 3531, 3597, 4280, 4360, 4708, 4796, 5136, 5232, 5280, 5885, 5995, 6420, 6540, 6848, 6976, 7062, 7194, 8560, 8720, 9416, 9592, 10272, 10464, 10560, 11663, 11770, 11990, 12840, 13080, 14124, 14388, 17120, 17440, 17655, 17985, 18832, 19184, 20544, 20928, 23326, 23540, 23980, 25680, 26160, 28248, 28776, 34240, 34880, 34989, 35310, 35970, 37664, 38368, 46652, 47080, 47960, 51360, 52320, 56496, 57552, 58315, 69978, 70620, 71940, 75328, 76736, 93304, 94160, 95920, 102720, 104640, 112992, 115104, 116630, 128293, 139956, 141240, 143880, 174945, 186608, 188320, 191840, 225984, 230208, 233260, 256586, 279912, 282480, 287760, 349890, 373216, 376640, 383680, 384879, 466520, 513172, 559824, 564960, 575520, 641465, 699780, 746432, 769758, 933040, 1026344, 1119648, 1129920, 1151040, 1282930, 1399560, 1539516, 1866080, 1924395, 2052688, 2239296, 2565860, 2799120, 3079032, 3732160, 3848790, 4105376, 5131720, 5598240, 6158064, 7697580, 8210752, 10263440, 11196480, 12316128, 15395160, 20526880, 24632256, 30790320, 41053760, 61580640, 123161280]

約数ペア:

[(1, 123161280), (2, 61580640), (3, 41053760), (4, 30790320), (5, 24632256), (6, 20526880), (8, 15395160), (10, 12316128), (11, 11196480), (12, 10263440), (15, 8210752), (16, 7697580), (20, 6158064), (22, 5598240), (24, 5131720), (30, 4105376), (32, 3848790), (33, 3732160), (40, 3079032), (44, 2799120), (48, 2565860), (55, 2239296), (60, 2052688), (64, 1924395), (66, 1866080), (80, 1539516), (88, 1399560), (96, 1282930), (107, 1151040), (109, 1129920), (110, 1119648), (120, 1026344), (132, 933040), (160, 769758), (165, 746432), (176, 699780), (192, 641465), (214, 575520), (218, 564960), (220, 559824), (240, 513172), (264, 466520), (320, 384879), (321, 383680), (327, 376640), (330, 373216), (352, 349890), (428, 287760), (436, 282480), (440, 279912), (480, 256586), (528, 233260), (535, 230208), (545, 225984), (642, 191840), (654, 188320), (660, 186608), (704, 174945), (856, 143880), (872, 141240), (880, 139956), (960, 128293), (1056, 116630), (1070, 115104), (1090, 112992), (1177, 104640), (1199, 102720), (1284, 95920), (1308, 94160), (1320, 93304), (1605, 76736), (1635, 75328), (1712, 71940), (1744, 70620), (1760, 69978), (2112, 58315), (2140, 57552), (2180, 56496), (2354, 52320), (2398, 51360), (2568, 47960), (2616, 47080), (2640, 46652), (3210, 38368), (3270, 37664), (3424, 35970), (3488, 35310), (3520, 34989), (3531, 34880), (3597, 34240), (4280, 28776), (4360, 28248), (4708, 26160), (4796, 25680), (5136, 23980), (5232, 23540), (5280, 23326), (5885, 20928), (5995, 20544), (6420, 19184), (6540, 18832), (6848, 17985), (6976, 17655), (7062, 17440), (7194, 17120), (8560, 14388), (8720, 14124), (9416, 13080), (9592, 12840), (10272, 11990), (10464, 11770), (10560, 11663)]