7947720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:257

約数の個数: 160

約数和(自身を含む): 29272320

約数和(自身を除く): 21324600

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, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 223, 264, 270, 297, 324, 330, 360, 396, 405, 440, 446, 495, 540, 594, 648, 660, 669, 792, 810, 891, 892, 990, 1080, 1115, 1188, 1320, 1338, 1485, 1620, 1782, 1784, 1980, 2007, 2230, 2376, 2453, 2676, 2970, 3240, 3345, 3564, 3960, 4014, 4455, 4460, 4906, 5352, 5940, 6021, 6690, 7128, 7359, 8028, 8910, 8920, 9812, 10035, 11880, 12042, 12265, 13380, 14718, 16056, 17820, 18063, 19624, 20070, 22077, 24084, 24530, 26760, 29436, 30105, 35640, 36126, 36795, 40140, 44154, 48168, 49060, 58872, 60210, 66231, 72252, 73590, 80280, 88308, 90315, 98120, 110385, 120420, 132462, 144504, 147180, 176616, 180630, 198693, 220770, 240840, 264924, 294360, 331155, 361260, 397386, 441540, 529848, 662310, 722520, 794772, 883080, 993465, 1324620, 1589544, 1986930, 2649240, 3973860, 7947720]

約数ペア:

[(1, 7947720), (2, 3973860), (3, 2649240), (4, 1986930), (5, 1589544), (6, 1324620), (8, 993465), (9, 883080), (10, 794772), (11, 722520), (12, 662310), (15, 529848), (18, 441540), (20, 397386), (22, 361260), (24, 331155), (27, 294360), (30, 264924), (33, 240840), (36, 220770), (40, 198693), (44, 180630), (45, 176616), (54, 147180), (55, 144504), (60, 132462), (66, 120420), (72, 110385), (81, 98120), (88, 90315), (90, 88308), (99, 80280), (108, 73590), (110, 72252), (120, 66231), (132, 60210), (135, 58872), (162, 49060), (165, 48168), (180, 44154), (198, 40140), (216, 36795), (220, 36126), (223, 35640), (264, 30105), (270, 29436), (297, 26760), (324, 24530), (330, 24084), (360, 22077), (396, 20070), (405, 19624), (440, 18063), (446, 17820), (495, 16056), (540, 14718), (594, 13380), (648, 12265), (660, 12042), (669, 11880), (792, 10035), (810, 9812), (891, 8920), (892, 8910), (990, 8028), (1080, 7359), (1115, 7128), (1188, 6690), (1320, 6021), (1338, 5940), (1485, 5352), (1620, 4906), (1782, 4460), (1784, 4455), (1980, 4014), (2007, 3960), (2230, 3564), (2376, 3345), (2453, 3240), (2676, 2970)]