66685680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:317

約数の個数: 200

約数和(自身を含む): 238203504

約数和(自身を除く): 171517824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 41, 45, 48, 54, 60, 72, 80, 81, 82, 90, 108, 120, 123, 135, 144, 162, 164, 180, 205, 216, 240, 246, 251, 270, 324, 328, 360, 369, 405, 410, 432, 492, 502, 540, 615, 648, 656, 720, 738, 753, 810, 820, 984, 1004, 1080, 1107, 1230, 1255, 1296, 1476, 1506, 1620, 1640, 1845, 1968, 2008, 2160, 2214, 2259, 2460, 2510, 2952, 3012, 3240, 3280, 3321, 3690, 3765, 4016, 4428, 4518, 4920, 5020, 5535, 5904, 6024, 6480, 6642, 6777, 7380, 7530, 8856, 9036, 9840, 10040, 10291, 11070, 11295, 12048, 13284, 13554, 14760, 15060, 16605, 17712, 18072, 20080, 20331, 20582, 22140, 22590, 26568, 27108, 29520, 30120, 30873, 33210, 33885, 36144, 40662, 41164, 44280, 45180, 51455, 53136, 54216, 60240, 61746, 66420, 67770, 81324, 82328, 88560, 90360, 92619, 101655, 102910, 108432, 123492, 132840, 135540, 154365, 162648, 164656, 180720, 185238, 203310, 205820, 246984, 265680, 271080, 277857, 308730, 325296, 370476, 406620, 411640, 463095, 493968, 542160, 555714, 617460, 740952, 813240, 823280, 833571, 926190, 1111428, 1234920, 1389285, 1481904, 1626480, 1667142, 1852380, 2222856, 2469840, 2778570, 3334284, 3704760, 4167855, 4445712, 5557140, 6668568, 7409520, 8335710, 11114280, 13337136, 16671420, 22228560, 33342840, 66685680]

約数ペア:

[(1, 66685680), (2, 33342840), (3, 22228560), (4, 16671420), (5, 13337136), (6, 11114280), (8, 8335710), (9, 7409520), (10, 6668568), (12, 5557140), (15, 4445712), (16, 4167855), (18, 3704760), (20, 3334284), (24, 2778570), (27, 2469840), (30, 2222856), (36, 1852380), (40, 1667142), (41, 1626480), (45, 1481904), (48, 1389285), (54, 1234920), (60, 1111428), (72, 926190), (80, 833571), (81, 823280), (82, 813240), (90, 740952), (108, 617460), (120, 555714), (123, 542160), (135, 493968), (144, 463095), (162, 411640), (164, 406620), (180, 370476), (205, 325296), (216, 308730), (240, 277857), (246, 271080), (251, 265680), (270, 246984), (324, 205820), (328, 203310), (360, 185238), (369, 180720), (405, 164656), (410, 162648), (432, 154365), (492, 135540), (502, 132840), (540, 123492), (615, 108432), (648, 102910), (656, 101655), (720, 92619), (738, 90360), (753, 88560), (810, 82328), (820, 81324), (984, 67770), (1004, 66420), (1080, 61746), (1107, 60240), (1230, 54216), (1255, 53136), (1296, 51455), (1476, 45180), (1506, 44280), (1620, 41164), (1640, 40662), (1845, 36144), (1968, 33885), (2008, 33210), (2160, 30873), (2214, 30120), (2259, 29520), (2460, 27108), (2510, 26568), (2952, 22590), (3012, 22140), (3240, 20582), (3280, 20331), (3321, 20080), (3690, 18072), (3765, 17712), (4016, 16605), (4428, 15060), (4518, 14760), (4920, 13554), (5020, 13284), (5535, 12048), (5904, 11295), (6024, 11070), (6480, 10291), (6642, 10040), (6777, 9840), (7380, 9036), (7530, 8856)]