668126880

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1721

約数の個数: 240

約数和(自身を含む): 2435457024

約数和(自身を除く): 1767330144

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, 1663, 1674, 1860, 2160, 2232, 2480, 2511, 2592, 2790, 2976, 3240, 3326, 3348, 3720, 4185, 4320, 4464, 4960, 4989, 5022, 5580, 6480, 6652, 6696, 7440, 8315, 8370, 8928, 9978, 10044, 11160, 12555, 12960, 13304, 13392, 14880, 14967, 16630, 16740, 19956, 20088, 22320, 24945, 25110, 26608, 26784, 29934, 33260, 33480, 39912, 40176, 44640, 44901, 49890, 50220, 51553, 53216, 59868, 66520, 66960, 74835, 79824, 80352, 89802, 99780, 100440, 103106, 119736, 133040, 133920, 134703, 149670, 154659, 159648, 179604, 199560, 200880, 206212, 224505, 239472, 257765, 266080, 269406, 299340, 309318, 359208, 399120, 401760, 412424, 449010, 463977, 478944, 515530, 538812, 598680, 618636, 673515, 718416, 773295, 798240, 824848, 898020, 927954, 1031060, 1077624, 1197360, 1237272, 1347030, 1391931, 1436832, 1546590, 1649696, 1796040, 1855908, 2062120, 2155248, 2319885, 2394720, 2474544, 2694060, 2783862, 3093180, 3592080, 3711816, 4124240, 4175793, 4310496, 4639770, 4949088, 5388120, 5567724, 6186360, 6959655, 7184160, 7423632, 8248480, 8351586, 9279540, 10776240, 11135448, 12372720, 13919310, 14847264, 16703172, 18559080, 20878965, 21552480, 22270896, 24745440, 27838620, 33406344, 37118160, 41757930, 44541792, 55677240, 66812688, 74236320, 83515860, 111354480, 133625376, 167031720, 222708960, 334063440, 668126880]

約数ペア:

[(1, 668126880), (2, 334063440), (3, 222708960), (4, 167031720), (5, 133625376), (6, 111354480), (8, 83515860), (9, 74236320), (10, 66812688), (12, 55677240), (15, 44541792), (16, 41757930), (18, 37118160), (20, 33406344), (24, 27838620), (27, 24745440), (30, 22270896), (31, 21552480), (32, 20878965), (36, 18559080), (40, 16703172), (45, 14847264), (48, 13919310), (54, 12372720), (60, 11135448), (62, 10776240), (72, 9279540), (80, 8351586), (81, 8248480), (90, 7423632), (93, 7184160), (96, 6959655), (108, 6186360), (120, 5567724), (124, 5388120), (135, 4949088), (144, 4639770), (155, 4310496), (160, 4175793), (162, 4124240), (180, 3711816), (186, 3592080), (216, 3093180), (240, 2783862), (248, 2694060), (270, 2474544), (279, 2394720), (288, 2319885), (310, 2155248), (324, 2062120), (360, 1855908), (372, 1796040), (405, 1649696), (432, 1546590), (465, 1436832), (480, 1391931), (496, 1347030), (540, 1237272), (558, 1197360), (620, 1077624), (648, 1031060), (720, 927954), (744, 898020), (810, 824848), (837, 798240), (864, 773295), (930, 718416), (992, 673515), (1080, 618636), (1116, 598680), (1240, 538812), (1296, 515530), (1395, 478944), (1440, 463977), (1488, 449010), (1620, 412424), (1663, 401760), (1674, 399120), (1860, 359208), (2160, 309318), (2232, 299340), (2480, 269406), (2511, 266080), (2592, 257765), (2790, 239472), (2976, 224505), (3240, 206212), (3326, 200880), (3348, 199560), (3720, 179604), (4185, 159648), (4320, 154659), (4464, 149670), (4960, 134703), (4989, 133920), (5022, 133040), (5580, 119736), (6480, 103106), (6652, 100440), (6696, 99780), (7440, 89802), (8315, 80352), (8370, 79824), (8928, 74835), (9978, 66960), (10044, 66520), (11160, 59868), (12555, 53216), (12960, 51553), (13304, 50220), (13392, 49890), (14880, 44901), (14967, 44640), (16630, 40176), (16740, 39912), (19956, 33480), (20088, 33260), (22320, 29934), (24945, 26784), (25110, 26608)]