280613520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3221}}^1$

素因数の和:3262

約数の個数: 180

約数和(自身を含む): 1036175868

約数和(自身を除く): 755562348

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 121, 132, 144, 165, 176, 180, 198, 220, 240, 242, 264, 330, 360, 363, 396, 440, 484, 495, 528, 605, 660, 720, 726, 792, 880, 968, 990, 1089, 1210, 1320, 1452, 1584, 1815, 1936, 1980, 2178, 2420, 2640, 2904, 3221, 3630, 3960, 4356, 4840, 5445, 5808, 6442, 7260, 7920, 8712, 9663, 9680, 10890, 12884, 14520, 16105, 17424, 19326, 21780, 25768, 28989, 29040, 32210, 35431, 38652, 43560, 48315, 51536, 57978, 64420, 70862, 77304, 87120, 96630, 106293, 115956, 128840, 141724, 144945, 154608, 177155, 193260, 212586, 231912, 257680, 283448, 289890, 318879, 354310, 386520, 389741, 425172, 463824, 531465, 566896, 579780, 637758, 708620, 773040, 779482, 850344, 1062930, 1159560, 1169223, 1275516, 1417240, 1558964, 1594395, 1700688, 1948705, 2125860, 2319120, 2338446, 2551032, 2834480, 3117928, 3188790, 3507669, 3897410, 4251720, 4676892, 5102064, 5846115, 6235856, 6377580, 7015338, 7794820, 8503440, 9353784, 11692230, 12755160, 14030676, 15589640, 17538345, 18707568, 23384460, 25510320, 28061352, 31179280, 35076690, 46768920, 56122704, 70153380, 93537840, 140306760, 280613520]

約数ペア:

[(1, 280613520), (2, 140306760), (3, 93537840), (4, 70153380), (5, 56122704), (6, 46768920), (8, 35076690), (9, 31179280), (10, 28061352), (11, 25510320), (12, 23384460), (15, 18707568), (16, 17538345), (18, 15589640), (20, 14030676), (22, 12755160), (24, 11692230), (30, 9353784), (33, 8503440), (36, 7794820), (40, 7015338), (44, 6377580), (45, 6235856), (48, 5846115), (55, 5102064), (60, 4676892), (66, 4251720), (72, 3897410), (80, 3507669), (88, 3188790), (90, 3117928), (99, 2834480), (110, 2551032), (120, 2338446), (121, 2319120), (132, 2125860), (144, 1948705), (165, 1700688), (176, 1594395), (180, 1558964), (198, 1417240), (220, 1275516), (240, 1169223), (242, 1159560), (264, 1062930), (330, 850344), (360, 779482), (363, 773040), (396, 708620), (440, 637758), (484, 579780), (495, 566896), (528, 531465), (605, 463824), (660, 425172), (720, 389741), (726, 386520), (792, 354310), (880, 318879), (968, 289890), (990, 283448), (1089, 257680), (1210, 231912), (1320, 212586), (1452, 193260), (1584, 177155), (1815, 154608), (1936, 144945), (1980, 141724), (2178, 128840), (2420, 115956), (2640, 106293), (2904, 96630), (3221, 87120), (3630, 77304), (3960, 70862), (4356, 64420), (4840, 57978), (5445, 51536), (5808, 48315), (6442, 43560), (7260, 38652), (7920, 35431), (8712, 32210), (9663, 29040), (9680, 28989), (10890, 25768), (12884, 21780), (14520, 19326), (16105, 17424)]