51866640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:318

約数の個数: 240

約数和(自身を含む): 204736896

約数和(自身を除く): 152870256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 41, 42, 45, 48, 56, 60, 63, 70, 72, 80, 82, 84, 90, 105, 112, 120, 123, 126, 140, 144, 164, 168, 180, 205, 210, 240, 246, 251, 252, 280, 287, 315, 328, 336, 360, 369, 410, 420, 492, 502, 504, 560, 574, 615, 630, 656, 720, 738, 753, 820, 840, 861, 984, 1004, 1008, 1148, 1230, 1255, 1260, 1435, 1476, 1506, 1640, 1680, 1722, 1757, 1845, 1968, 2008, 2259, 2296, 2460, 2510, 2520, 2583, 2870, 2952, 3012, 3280, 3444, 3514, 3690, 3765, 4016, 4305, 4518, 4592, 4920, 5020, 5040, 5166, 5271, 5740, 5904, 6024, 6888, 7028, 7380, 7530, 8610, 8785, 9036, 9840, 10040, 10291, 10332, 10542, 11295, 11480, 12048, 12915, 13776, 14056, 14760, 15060, 15813, 17220, 17570, 18072, 20080, 20582, 20664, 21084, 22590, 22960, 25830, 26355, 28112, 29520, 30120, 30873, 31626, 34440, 35140, 36144, 41164, 41328, 42168, 45180, 51455, 51660, 52710, 60240, 61746, 63252, 68880, 70280, 72037, 79065, 82328, 84336, 90360, 92619, 102910, 103320, 105420, 123492, 126504, 140560, 144074, 154365, 158130, 164656, 180720, 185238, 205820, 206640, 210840, 216111, 246984, 253008, 288148, 308730, 316260, 360185, 370476, 411640, 421680, 432222, 463095, 493968, 576296, 617460, 632520, 648333, 720370, 740952, 823280, 864444, 926190, 1080555, 1152592, 1234920, 1265040, 1296666, 1440740, 1481904, 1728888, 1852380, 2161110, 2469840, 2593332, 2881480, 3241665, 3457776, 3704760, 4322220, 5186664, 5762960, 6483330, 7409520, 8644440, 10373328, 12966660, 17288880, 25933320, 51866640]

約数ペア:

[(1, 51866640), (2, 25933320), (3, 17288880), (4, 12966660), (5, 10373328), (6, 8644440), (7, 7409520), (8, 6483330), (9, 5762960), (10, 5186664), (12, 4322220), (14, 3704760), (15, 3457776), (16, 3241665), (18, 2881480), (20, 2593332), (21, 2469840), (24, 2161110), (28, 1852380), (30, 1728888), (35, 1481904), (36, 1440740), (40, 1296666), (41, 1265040), (42, 1234920), (45, 1152592), (48, 1080555), (56, 926190), (60, 864444), (63, 823280), (70, 740952), (72, 720370), (80, 648333), (82, 632520), (84, 617460), (90, 576296), (105, 493968), (112, 463095), (120, 432222), (123, 421680), (126, 411640), (140, 370476), (144, 360185), (164, 316260), (168, 308730), (180, 288148), (205, 253008), (210, 246984), (240, 216111), (246, 210840), (251, 206640), (252, 205820), (280, 185238), (287, 180720), (315, 164656), (328, 158130), (336, 154365), (360, 144074), (369, 140560), (410, 126504), (420, 123492), (492, 105420), (502, 103320), (504, 102910), (560, 92619), (574, 90360), (615, 84336), (630, 82328), (656, 79065), (720, 72037), (738, 70280), (753, 68880), (820, 63252), (840, 61746), (861, 60240), (984, 52710), (1004, 51660), (1008, 51455), (1148, 45180), (1230, 42168), (1255, 41328), (1260, 41164), (1435, 36144), (1476, 35140), (1506, 34440), (1640, 31626), (1680, 30873), (1722, 30120), (1757, 29520), (1845, 28112), (1968, 26355), (2008, 25830), (2259, 22960), (2296, 22590), (2460, 21084), (2510, 20664), (2520, 20582), (2583, 20080), (2870, 18072), (2952, 17570), (3012, 17220), (3280, 15813), (3444, 15060), (3514, 14760), (3690, 14056), (3765, 13776), (4016, 12915), (4305, 12048), (4518, 11480), (4592, 11295), (4920, 10542), (5020, 10332), (5040, 10291), (5166, 10040), (5271, 9840), (5740, 9036), (5904, 8785), (6024, 8610), (6888, 7530), (7028, 7380)]