1981169280

素因数分解:

$2^7\times 3^5\times 5^1\times {\mathrm{12739}}^1$

素因数の和:12773

約数の個数: 192

約数和(自身を含む): 7095160800

約数和(自身を除く): 5113991520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 810, 864, 960, 972, 1080, 1152, 1215, 1296, 1440, 1620, 1728, 1920, 1944, 2160, 2430, 2592, 2880, 3240, 3456, 3888, 4320, 4860, 5184, 5760, 6480, 7776, 8640, 9720, 10368, 12739, 12960, 15552, 17280, 19440, 25478, 25920, 31104, 38217, 38880, 50956, 51840, 63695, 76434, 77760, 101912, 114651, 127390, 152868, 155520, 191085, 203824, 229302, 254780, 305736, 343953, 382170, 407648, 458604, 509560, 573255, 611472, 687906, 764340, 815296, 917208, 1019120, 1031859, 1146510, 1222944, 1375812, 1528680, 1630592, 1719765, 1834416, 2038240, 2063718, 2293020, 2445888, 2751624, 3057360, 3095577, 3439530, 3668832, 4076480, 4127436, 4586040, 4891776, 5159295, 5503248, 6114720, 6191154, 6879060, 7337664, 8152960, 8254872, 9172080, 10318590, 11006496, 12229440, 12382308, 13758120, 14675328, 15477885, 16509744, 18344160, 20637180, 22012992, 24458880, 24764616, 27516240, 30955770, 33019488, 36688320, 41274360, 44025984, 49529232, 55032480, 61911540, 66038976, 73376640, 82548720, 99058464, 110064960, 123823080, 132077952, 165097440, 198116928, 220129920, 247646160, 330194880, 396233856, 495292320, 660389760, 990584640, 1981169280]

約数ペア:

[(1, 1981169280), (2, 990584640), (3, 660389760), (4, 495292320), (5, 396233856), (6, 330194880), (8, 247646160), (9, 220129920), (10, 198116928), (12, 165097440), (15, 132077952), (16, 123823080), (18, 110064960), (20, 99058464), (24, 82548720), (27, 73376640), (30, 66038976), (32, 61911540), (36, 55032480), (40, 49529232), (45, 44025984), (48, 41274360), (54, 36688320), (60, 33019488), (64, 30955770), (72, 27516240), (80, 24764616), (81, 24458880), (90, 22012992), (96, 20637180), (108, 18344160), (120, 16509744), (128, 15477885), (135, 14675328), (144, 13758120), (160, 12382308), (162, 12229440), (180, 11006496), (192, 10318590), (216, 9172080), (240, 8254872), (243, 8152960), (270, 7337664), (288, 6879060), (320, 6191154), (324, 6114720), (360, 5503248), (384, 5159295), (405, 4891776), (432, 4586040), (480, 4127436), (486, 4076480), (540, 3668832), (576, 3439530), (640, 3095577), (648, 3057360), (720, 2751624), (810, 2445888), (864, 2293020), (960, 2063718), (972, 2038240), (1080, 1834416), (1152, 1719765), (1215, 1630592), (1296, 1528680), (1440, 1375812), (1620, 1222944), (1728, 1146510), (1920, 1031859), (1944, 1019120), (2160, 917208), (2430, 815296), (2592, 764340), (2880, 687906), (3240, 611472), (3456, 573255), (3888, 509560), (4320, 458604), (4860, 407648), (5184, 382170), (5760, 343953), (6480, 305736), (7776, 254780), (8640, 229302), (9720, 203824), (10368, 191085), (12739, 155520), (12960, 152868), (15552, 127390), (17280, 114651), (19440, 101912), (25478, 77760), (25920, 76434), (31104, 63695), (38217, 51840), (38880, 50956)]