217527840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5209}}^1$

素因数の和:5259

約数の個数: 144

約数和(自身を含む): 768058200

約数和(自身を除く): 550530360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2320, 2610, 2784, 3480, 4176, 4640, 5209, 5220, 6960, 8352, 10418, 10440, 13920, 15627, 20836, 20880, 26045, 31254, 41672, 41760, 46881, 52090, 62508, 78135, 83344, 93762, 104180, 125016, 151061, 156270, 166688, 187524, 208360, 234405, 250032, 302122, 312540, 375048, 416720, 453183, 468810, 500064, 604244, 625080, 750096, 755305, 833440, 906366, 937620, 1208488, 1250160, 1359549, 1500192, 1510610, 1812732, 1875240, 2265915, 2416976, 2500320, 2719098, 3021220, 3625464, 3750480, 4531830, 4833952, 5438196, 6042440, 6797745, 7250928, 7500960, 9063660, 10876392, 12084880, 13595490, 14501856, 18127320, 21752784, 24169760, 27190980, 36254640, 43505568, 54381960, 72509280, 108763920, 217527840]

約数ペア:

[(1, 217527840), (2, 108763920), (3, 72509280), (4, 54381960), (5, 43505568), (6, 36254640), (8, 27190980), (9, 24169760), (10, 21752784), (12, 18127320), (15, 14501856), (16, 13595490), (18, 12084880), (20, 10876392), (24, 9063660), (29, 7500960), (30, 7250928), (32, 6797745), (36, 6042440), (40, 5438196), (45, 4833952), (48, 4531830), (58, 3750480), (60, 3625464), (72, 3021220), (80, 2719098), (87, 2500320), (90, 2416976), (96, 2265915), (116, 1875240), (120, 1812732), (144, 1510610), (145, 1500192), (160, 1359549), (174, 1250160), (180, 1208488), (232, 937620), (240, 906366), (261, 833440), (288, 755305), (290, 750096), (348, 625080), (360, 604244), (435, 500064), (464, 468810), (480, 453183), (522, 416720), (580, 375048), (696, 312540), (720, 302122), (870, 250032), (928, 234405), (1044, 208360), (1160, 187524), (1305, 166688), (1392, 156270), (1440, 151061), (1740, 125016), (2088, 104180), (2320, 93762), (2610, 83344), (2784, 78135), (3480, 62508), (4176, 52090), (4640, 46881), (5209, 41760), (5220, 41672), (6960, 31254), (8352, 26045), (10418, 20880), (10440, 20836), (13920, 15627)]