2649240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 9676800

約数和(自身を除く): 7027560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 223, 264, 270, 297, 330, 360, 396, 440, 446, 495, 540, 594, 660, 669, 792, 892, 990, 1080, 1115, 1188, 1320, 1338, 1485, 1784, 1980, 2007, 2230, 2376, 2453, 2676, 2970, 3345, 3960, 4014, 4460, 4906, 5352, 5940, 6021, 6690, 7359, 8028, 8920, 9812, 10035, 11880, 12042, 12265, 13380, 14718, 16056, 19624, 20070, 22077, 24084, 24530, 26760, 29436, 30105, 36795, 40140, 44154, 48168, 49060, 58872, 60210, 66231, 73590, 80280, 88308, 98120, 110385, 120420, 132462, 147180, 176616, 220770, 240840, 264924, 294360, 331155, 441540, 529848, 662310, 883080, 1324620, 2649240]

約数ペア:

[(1, 2649240), (2, 1324620), (3, 883080), (4, 662310), (5, 529848), (6, 441540), (8, 331155), (9, 294360), (10, 264924), (11, 240840), (12, 220770), (15, 176616), (18, 147180), (20, 132462), (22, 120420), (24, 110385), (27, 98120), (30, 88308), (33, 80280), (36, 73590), (40, 66231), (44, 60210), (45, 58872), (54, 49060), (55, 48168), (60, 44154), (66, 40140), (72, 36795), (88, 30105), (90, 29436), (99, 26760), (108, 24530), (110, 24084), (120, 22077), (132, 20070), (135, 19624), (165, 16056), (180, 14718), (198, 13380), (216, 12265), (220, 12042), (223, 11880), (264, 10035), (270, 9812), (297, 8920), (330, 8028), (360, 7359), (396, 6690), (440, 6021), (446, 5940), (495, 5352), (540, 4906), (594, 4460), (660, 4014), (669, 3960), (792, 3345), (892, 2970), (990, 2676), (1080, 2453), (1115, 2376), (1188, 2230), (1320, 2007), (1338, 1980), (1485, 1784)]