644189760

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1$

素因数の和:915

約数の個数: 280

約数和(自身を含む): 2373279480

約数和(自身を除く): 1729089720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 81, 87, 90, 96, 108, 116, 120, 135, 144, 145, 160, 162, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 324, 348, 360, 405, 432, 435, 464, 480, 522, 540, 576, 580, 648, 696, 720, 783, 810, 857, 864, 870, 928, 960, 1044, 1080, 1160, 1296, 1305, 1392, 1440, 1566, 1620, 1714, 1728, 1740, 1856, 2088, 2160, 2320, 2349, 2571, 2592, 2610, 2784, 2880, 3132, 3240, 3428, 3480, 3915, 4176, 4285, 4320, 4640, 4698, 5142, 5184, 5220, 5568, 6264, 6480, 6856, 6960, 7713, 7830, 8352, 8570, 8640, 9280, 9396, 10284, 10440, 11745, 12528, 12855, 12960, 13712, 13920, 15426, 15660, 16704, 17140, 18792, 20568, 20880, 23139, 23490, 24853, 25056, 25710, 25920, 27424, 27840, 30852, 31320, 34280, 37584, 38565, 41136, 41760, 46278, 46980, 49706, 50112, 51420, 54848, 61704, 62640, 68560, 69417, 74559, 75168, 77130, 82272, 83520, 92556, 93960, 99412, 102840, 115695, 123408, 124265, 125280, 137120, 138834, 149118, 150336, 154260, 164544, 185112, 187920, 198824, 205680, 223677, 231390, 246816, 248530, 250560, 274240, 277668, 298236, 308520, 347085, 370224, 372795, 375840, 397648, 411360, 447354, 462780, 493632, 497060, 555336, 596472, 617040, 671031, 694170, 740448, 745590, 751680, 795296, 822720, 894708, 925560, 994120, 1110672, 1118385, 1192944, 1234080, 1342062, 1388340, 1480896, 1491180, 1590592, 1789416, 1851120, 1988240, 2013093, 2221344, 2236770, 2385888, 2468160, 2684124, 2776680, 2982360, 3355155, 3578832, 3702240, 3976480, 4026186, 4442688, 4473540, 4771776, 5368248, 5553360, 5964720, 6710310, 7157664, 7404480, 7952960, 8052372, 8947080, 10065465, 10736496, 11106720, 11929440, 13420620, 14315328, 16104744, 17894160, 20130930, 21472992, 22213440, 23858880, 26841240, 32209488, 35788320, 40261860, 42945984, 53682480, 64418976, 71576640, 80523720, 107364960, 128837952, 161047440, 214729920, 322094880, 644189760]

約数ペア:

[(1, 644189760), (2, 322094880), (3, 214729920), (4, 161047440), (5, 128837952), (6, 107364960), (8, 80523720), (9, 71576640), (10, 64418976), (12, 53682480), (15, 42945984), (16, 40261860), (18, 35788320), (20, 32209488), (24, 26841240), (27, 23858880), (29, 22213440), (30, 21472992), (32, 20130930), (36, 17894160), (40, 16104744), (45, 14315328), (48, 13420620), (54, 11929440), (58, 11106720), (60, 10736496), (64, 10065465), (72, 8947080), (80, 8052372), (81, 7952960), (87, 7404480), (90, 7157664), (96, 6710310), (108, 5964720), (116, 5553360), (120, 5368248), (135, 4771776), (144, 4473540), (145, 4442688), (160, 4026186), (162, 3976480), (174, 3702240), (180, 3578832), (192, 3355155), (216, 2982360), (232, 2776680), (240, 2684124), (261, 2468160), (270, 2385888), (288, 2236770), (290, 2221344), (320, 2013093), (324, 1988240), (348, 1851120), (360, 1789416), (405, 1590592), (432, 1491180), (435, 1480896), (464, 1388340), (480, 1342062), (522, 1234080), (540, 1192944), (576, 1118385), (580, 1110672), (648, 994120), (696, 925560), (720, 894708), (783, 822720), (810, 795296), (857, 751680), (864, 745590), (870, 740448), (928, 694170), (960, 671031), (1044, 617040), (1080, 596472), (1160, 555336), (1296, 497060), (1305, 493632), (1392, 462780), (1440, 447354), (1566, 411360), (1620, 397648), (1714, 375840), (1728, 372795), (1740, 370224), (1856, 347085), (2088, 308520), (2160, 298236), (2320, 277668), (2349, 274240), (2571, 250560), (2592, 248530), (2610, 246816), (2784, 231390), (2880, 223677), (3132, 205680), (3240, 198824), (3428, 187920), (3480, 185112), (3915, 164544), (4176, 154260), (4285, 150336), (4320, 149118), (4640, 138834), (4698, 137120), (5142, 125280), (5184, 124265), (5220, 123408), (5568, 115695), (6264, 102840), (6480, 99412), (6856, 93960), (6960, 92556), (7713, 83520), (7830, 82272), (8352, 77130), (8570, 75168), (8640, 74559), (9280, 69417), (9396, 68560), (10284, 62640), (10440, 61704), (11745, 54848), (12528, 51420), (12855, 50112), (12960, 49706), (13712, 46980), (13920, 46278), (15426, 41760), (15660, 41136), (16704, 38565), (17140, 37584), (18792, 34280), (20568, 31320), (20880, 30852), (23139, 27840), (23490, 27424), (24853, 25920), (25056, 25710)]