681786720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1755

約数の個数: 240

約数和(自身を含む): 2485219968

約数和(自身を除く): 1803433248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 620, 648, 720, 744, 810, 837, 864, 930, 992, 1080, 1116, 1240, 1296, 1395, 1440, 1488, 1620, 1674, 1697, 1860, 2160, 2232, 2480, 2511, 2592, 2790, 2976, 3240, 3348, 3394, 3720, 4185, 4320, 4464, 4960, 5022, 5091, 5580, 6480, 6696, 6788, 7440, 8370, 8485, 8928, 10044, 10182, 11160, 12555, 12960, 13392, 13576, 14880, 15273, 16740, 16970, 20088, 20364, 22320, 25110, 25455, 26784, 27152, 30546, 33480, 33940, 40176, 40728, 44640, 45819, 50220, 50910, 52607, 54304, 61092, 66960, 67880, 76365, 80352, 81456, 91638, 100440, 101820, 105214, 122184, 133920, 135760, 137457, 152730, 157821, 162912, 183276, 200880, 203640, 210428, 229095, 244368, 263035, 271520, 274914, 305460, 315642, 366552, 401760, 407280, 420856, 458190, 473463, 488736, 526070, 549828, 610920, 631284, 687285, 733104, 789105, 814560, 841712, 916380, 946926, 1052140, 1099656, 1221840, 1262568, 1374570, 1420389, 1466208, 1578210, 1683424, 1832760, 1893852, 2104280, 2199312, 2367315, 2443680, 2525136, 2749140, 2840778, 3156420, 3665520, 3787704, 4208560, 4261167, 4398624, 4734630, 5050272, 5498280, 5681556, 6312840, 7101945, 7331040, 7575408, 8417120, 8522334, 9469260, 10996560, 11363112, 12625680, 14203890, 15150816, 17044668, 18938520, 21305835, 21993120, 22726224, 25251360, 28407780, 34089336, 37877040, 42611670, 45452448, 56815560, 68178672, 75754080, 85223340, 113631120, 136357344, 170446680, 227262240, 340893360, 681786720]

約数ペア:

[(1, 681786720), (2, 340893360), (3, 227262240), (4, 170446680), (5, 136357344), (6, 113631120), (8, 85223340), (9, 75754080), (10, 68178672), (12, 56815560), (15, 45452448), (16, 42611670), (18, 37877040), (20, 34089336), (24, 28407780), (27, 25251360), (30, 22726224), (31, 21993120), (32, 21305835), (36, 18938520), (40, 17044668), (45, 15150816), (48, 14203890), (54, 12625680), (60, 11363112), (62, 10996560), (72, 9469260), (80, 8522334), (81, 8417120), (90, 7575408), (93, 7331040), (96, 7101945), (108, 6312840), (120, 5681556), (124, 5498280), (135, 5050272), (144, 4734630), (155, 4398624), (160, 4261167), (162, 4208560), (180, 3787704), (186, 3665520), (216, 3156420), (240, 2840778), (248, 2749140), (270, 2525136), (279, 2443680), (288, 2367315), (310, 2199312), (324, 2104280), (360, 1893852), (372, 1832760), (405, 1683424), (432, 1578210), (465, 1466208), (480, 1420389), (496, 1374570), (540, 1262568), (558, 1221840), (620, 1099656), (648, 1052140), (720, 946926), (744, 916380), (810, 841712), (837, 814560), (864, 789105), (930, 733104), (992, 687285), (1080, 631284), (1116, 610920), (1240, 549828), (1296, 526070), (1395, 488736), (1440, 473463), (1488, 458190), (1620, 420856), (1674, 407280), (1697, 401760), (1860, 366552), (2160, 315642), (2232, 305460), (2480, 274914), (2511, 271520), (2592, 263035), (2790, 244368), (2976, 229095), (3240, 210428), (3348, 203640), (3394, 200880), (3720, 183276), (4185, 162912), (4320, 157821), (4464, 152730), (4960, 137457), (5022, 135760), (5091, 133920), (5580, 122184), (6480, 105214), (6696, 101820), (6788, 100440), (7440, 91638), (8370, 81456), (8485, 80352), (8928, 76365), (10044, 67880), (10182, 66960), (11160, 61092), (12555, 54304), (12960, 52607), (13392, 50910), (13576, 50220), (14880, 45819), (15273, 44640), (16740, 40728), (16970, 40176), (20088, 33940), (20364, 33480), (22320, 30546), (25110, 27152), (25455, 26784)]