268777440

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 288

約数和(自身を含む): 986259456

約数和(自身を除く): 717482016

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, 223, 240, 243, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 446, 465, 480, 486, 496, 540, 558, 620, 648, 669, 720, 744, 810, 837, 864, 892, 930, 972, 992, 1080, 1115, 1116, 1215, 1240, 1296, 1338, 1395, 1440, 1488, 1620, 1674, 1784, 1860, 1944, 2007, 2160, 2230, 2232, 2430, 2480, 2511, 2592, 2676, 2790, 2976, 3240, 3345, 3348, 3568, 3720, 3888, 4014, 4185, 4320, 4460, 4464, 4860, 4960, 5022, 5352, 5580, 6021, 6480, 6690, 6696, 6913, 7136, 7440, 7533, 7776, 8028, 8370, 8920, 8928, 9720, 10035, 10044, 10704, 11160, 12042, 12555, 12960, 13380, 13392, 13826, 14880, 15066, 16056, 16740, 17840, 18063, 19440, 20070, 20088, 20739, 21408, 22320, 24084, 25110, 26760, 26784, 27652, 30105, 30132, 32112, 33480, 34565, 35680, 36126, 37665, 38880, 40140, 40176, 41478, 44640, 48168, 50220, 53520, 54189, 55304, 60210, 60264, 62217, 64224, 66960, 69130, 72252, 75330, 80280, 80352, 82956, 90315, 96336, 100440, 103695, 107040, 108378, 110608, 120420, 120528, 124434, 133920, 138260, 144504, 150660, 160560, 165912, 180630, 186651, 192672, 200880, 207390, 216756, 221216, 240840, 241056, 248868, 270945, 276520, 289008, 301320, 311085, 321120, 331824, 361260, 373302, 401760, 414780, 433512, 481680, 497736, 541890, 553040, 559953, 578016, 602640, 622170, 663648, 722520, 746604, 829560, 867024, 933255, 963360, 995472, 1083780, 1106080, 1119906, 1205280, 1244340, 1445040, 1493208, 1659120, 1679859, 1734048, 1866510, 1990944, 2167560, 2239812, 2488680, 2799765, 2890080, 2986416, 3318240, 3359718, 3733020, 4335120, 4479624, 4977360, 5599530, 5972832, 6719436, 7466040, 8399295, 8670240, 8959248, 9954720, 11199060, 13438872, 14932080, 16798590, 17918496, 22398120, 26877744, 29864160, 33597180, 44796240, 53755488, 67194360, 89592480, 134388720, 268777440]

約数ペア:

[(1, 268777440), (2, 134388720), (3, 89592480), (4, 67194360), (5, 53755488), (6, 44796240), (8, 33597180), (9, 29864160), (10, 26877744), (12, 22398120), (15, 17918496), (16, 16798590), (18, 14932080), (20, 13438872), (24, 11199060), (27, 9954720), (30, 8959248), (31, 8670240), (32, 8399295), (36, 7466040), (40, 6719436), (45, 5972832), (48, 5599530), (54, 4977360), (60, 4479624), (62, 4335120), (72, 3733020), (80, 3359718), (81, 3318240), (90, 2986416), (93, 2890080), (96, 2799765), (108, 2488680), (120, 2239812), (124, 2167560), (135, 1990944), (144, 1866510), (155, 1734048), (160, 1679859), (162, 1659120), (180, 1493208), (186, 1445040), (216, 1244340), (223, 1205280), (240, 1119906), (243, 1106080), (248, 1083780), (270, 995472), (279, 963360), (288, 933255), (310, 867024), (324, 829560), (360, 746604), (372, 722520), (405, 663648), (432, 622170), (446, 602640), (465, 578016), (480, 559953), (486, 553040), (496, 541890), (540, 497736), (558, 481680), (620, 433512), (648, 414780), (669, 401760), (720, 373302), (744, 361260), (810, 331824), (837, 321120), (864, 311085), (892, 301320), (930, 289008), (972, 276520), (992, 270945), (1080, 248868), (1115, 241056), (1116, 240840), (1215, 221216), (1240, 216756), (1296, 207390), (1338, 200880), (1395, 192672), (1440, 186651), (1488, 180630), (1620, 165912), (1674, 160560), (1784, 150660), (1860, 144504), (1944, 138260), (2007, 133920), (2160, 124434), (2230, 120528), (2232, 120420), (2430, 110608), (2480, 108378), (2511, 107040), (2592, 103695), (2676, 100440), (2790, 96336), (2976, 90315), (3240, 82956), (3345, 80352), (3348, 80280), (3568, 75330), (3720, 72252), (3888, 69130), (4014, 66960), (4185, 64224), (4320, 62217), (4460, 60264), (4464, 60210), (4860, 55304), (4960, 54189), (5022, 53520), (5352, 50220), (5580, 48168), (6021, 44640), (6480, 41478), (6690, 40176), (6696, 40140), (6913, 38880), (7136, 37665), (7440, 36126), (7533, 35680), (7776, 34565), (8028, 33480), (8370, 32112), (8920, 30132), (8928, 30105), (9720, 27652), (10035, 26784), (10044, 26760), (10704, 25110), (11160, 24084), (12042, 22320), (12555, 21408), (12960, 20739), (13380, 20088), (13392, 20070), (13826, 19440), (14880, 18063), (15066, 17840), (16056, 16740)]