275287320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9931}}^1$

素因数の和:9966

約数の個数: 192

約数和(自身を含む): 1115562240

約数和(自身を除く): 840274920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 616, 630, 660, 693, 770, 792, 840, 924, 990, 1155, 1260, 1320, 1386, 1540, 1848, 1980, 2310, 2520, 2772, 3080, 3465, 3960, 4620, 5544, 6930, 9240, 9931, 13860, 19862, 27720, 29793, 39724, 49655, 59586, 69517, 79448, 89379, 99310, 109241, 119172, 139034, 148965, 178758, 198620, 208551, 218482, 238344, 278068, 297930, 327723, 347585, 357516, 397240, 417102, 436964, 446895, 546205, 556136, 595860, 625653, 655446, 695170, 715032, 764687, 834204, 873928, 893790, 983169, 1042755, 1092410, 1191720, 1251306, 1310892, 1390340, 1529374, 1638615, 1668408, 1787580, 1966338, 2085510, 2184820, 2294061, 2502612, 2621784, 2780680, 3058748, 3128265, 3277230, 3575160, 3823435, 3932676, 4171020, 4369640, 4588122, 4915845, 5005224, 6117496, 6256530, 6554460, 6882183, 7646870, 7865352, 8342040, 9176244, 9831690, 11470305, 12513060, 13108920, 13764366, 15293740, 18352488, 19663380, 22940610, 25026120, 27528732, 30587480, 34410915, 39326760, 45881220, 55057464, 68821830, 91762440, 137643660, 275287320]

約数ペア:

[(1, 275287320), (2, 137643660), (3, 91762440), (4, 68821830), (5, 55057464), (6, 45881220), (7, 39326760), (8, 34410915), (9, 30587480), (10, 27528732), (11, 25026120), (12, 22940610), (14, 19663380), (15, 18352488), (18, 15293740), (20, 13764366), (21, 13108920), (22, 12513060), (24, 11470305), (28, 9831690), (30, 9176244), (33, 8342040), (35, 7865352), (36, 7646870), (40, 6882183), (42, 6554460), (44, 6256530), (45, 6117496), (55, 5005224), (56, 4915845), (60, 4588122), (63, 4369640), (66, 4171020), (70, 3932676), (72, 3823435), (77, 3575160), (84, 3277230), (88, 3128265), (90, 3058748), (99, 2780680), (105, 2621784), (110, 2502612), (120, 2294061), (126, 2184820), (132, 2085510), (140, 1966338), (154, 1787580), (165, 1668408), (168, 1638615), (180, 1529374), (198, 1390340), (210, 1310892), (220, 1251306), (231, 1191720), (252, 1092410), (264, 1042755), (280, 983169), (308, 893790), (315, 873928), (330, 834204), (360, 764687), (385, 715032), (396, 695170), (420, 655446), (440, 625653), (462, 595860), (495, 556136), (504, 546205), (616, 446895), (630, 436964), (660, 417102), (693, 397240), (770, 357516), (792, 347585), (840, 327723), (924, 297930), (990, 278068), (1155, 238344), (1260, 218482), (1320, 208551), (1386, 198620), (1540, 178758), (1848, 148965), (1980, 139034), (2310, 119172), (2520, 109241), (2772, 99310), (3080, 89379), (3465, 79448), (3960, 69517), (4620, 59586), (5544, 49655), (6930, 39724), (9240, 29793), (9931, 27720), (13860, 19862)]