81150480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2749}}^1$

素因数の和:2809

約数の個数: 120

約数和(自身を含む): 279279000

約数和(自身を除く): 198128520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2749, 2952, 3280, 3690, 4920, 5498, 5904, 7380, 8247, 9840, 10996, 13745, 14760, 16494, 21992, 24741, 27490, 29520, 32988, 41235, 43984, 49482, 54980, 65976, 82470, 98964, 109960, 112709, 123705, 131952, 164940, 197928, 219920, 225418, 247410, 329880, 338127, 395856, 450836, 494820, 563545, 659760, 676254, 901672, 989640, 1014381, 1127090, 1352508, 1690635, 1803344, 1979280, 2028762, 2254180, 2705016, 3381270, 4057524, 4508360, 5071905, 5410032, 6762540, 8115048, 9016720, 10143810, 13525080, 16230096, 20287620, 27050160, 40575240, 81150480]

約数ペア:

[(1, 81150480), (2, 40575240), (3, 27050160), (4, 20287620), (5, 16230096), (6, 13525080), (8, 10143810), (9, 9016720), (10, 8115048), (12, 6762540), (15, 5410032), (16, 5071905), (18, 4508360), (20, 4057524), (24, 3381270), (30, 2705016), (36, 2254180), (40, 2028762), (41, 1979280), (45, 1803344), (48, 1690635), (60, 1352508), (72, 1127090), (80, 1014381), (82, 989640), (90, 901672), (120, 676254), (123, 659760), (144, 563545), (164, 494820), (180, 450836), (205, 395856), (240, 338127), (246, 329880), (328, 247410), (360, 225418), (369, 219920), (410, 197928), (492, 164940), (615, 131952), (656, 123705), (720, 112709), (738, 109960), (820, 98964), (984, 82470), (1230, 65976), (1476, 54980), (1640, 49482), (1845, 43984), (1968, 41235), (2460, 32988), (2749, 29520), (2952, 27490), (3280, 24741), (3690, 21992), (4920, 16494), (5498, 14760), (5904, 13745), (7380, 10996), (8247, 9840)]