240485760

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{4639}}^1$

素因数の和:4670

約数の個数: 160

約数和(自身を含む): 859003200

約数和(自身を除く): 618517440

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, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 4639, 5184, 5760, 6480, 8640, 9278, 10368, 12960, 13917, 17280, 18556, 23195, 25920, 27834, 37112, 41751, 46390, 51840, 55668, 69585, 74224, 83502, 92780, 111336, 125253, 139170, 148448, 167004, 185560, 208755, 222672, 250506, 278340, 296896, 334008, 371120, 375759, 417510, 445344, 501012, 556680, 593792, 626265, 668016, 742240, 751518, 835020, 890688, 1002024, 1113360, 1252530, 1336032, 1484480, 1503036, 1670040, 1781376, 1878795, 2004048, 2226720, 2505060, 2672064, 2968960, 3006072, 3340080, 3757590, 4008096, 4453440, 5010120, 5344128, 6012144, 6680160, 7515180, 8016192, 8906880, 10020240, 12024288, 13360320, 15030360, 16032384, 20040480, 24048576, 26720640, 30060720, 40080960, 48097152, 60121440, 80161920, 120242880, 240485760]

約数ペア:

[(1, 240485760), (2, 120242880), (3, 80161920), (4, 60121440), (5, 48097152), (6, 40080960), (8, 30060720), (9, 26720640), (10, 24048576), (12, 20040480), (15, 16032384), (16, 15030360), (18, 13360320), (20, 12024288), (24, 10020240), (27, 8906880), (30, 8016192), (32, 7515180), (36, 6680160), (40, 6012144), (45, 5344128), (48, 5010120), (54, 4453440), (60, 4008096), (64, 3757590), (72, 3340080), (80, 3006072), (81, 2968960), (90, 2672064), (96, 2505060), (108, 2226720), (120, 2004048), (128, 1878795), (135, 1781376), (144, 1670040), (160, 1503036), (162, 1484480), (180, 1336032), (192, 1252530), (216, 1113360), (240, 1002024), (270, 890688), (288, 835020), (320, 751518), (324, 742240), (360, 668016), (384, 626265), (405, 593792), (432, 556680), (480, 501012), (540, 445344), (576, 417510), (640, 375759), (648, 371120), (720, 334008), (810, 296896), (864, 278340), (960, 250506), (1080, 222672), (1152, 208755), (1296, 185560), (1440, 167004), (1620, 148448), (1728, 139170), (1920, 125253), (2160, 111336), (2592, 92780), (2880, 83502), (3240, 74224), (3456, 69585), (4320, 55668), (4639, 51840), (5184, 46390), (5760, 41751), (6480, 37112), (8640, 27834), (9278, 25920), (10368, 23195), (12960, 18556), (13917, 17280)]