398733840

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 320

約数和(自身を含む): 1449550080

約数和(自身を除く): 1050816240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 43, 45, 48, 53, 54, 60, 72, 80, 81, 86, 90, 106, 108, 120, 129, 135, 144, 159, 162, 172, 180, 212, 215, 216, 240, 243, 258, 265, 270, 318, 324, 344, 360, 387, 405, 424, 430, 432, 477, 486, 516, 530, 540, 636, 645, 648, 688, 720, 729, 774, 795, 810, 848, 860, 954, 972, 1032, 1060, 1080, 1161, 1215, 1272, 1290, 1296, 1431, 1458, 1548, 1590, 1620, 1720, 1908, 1935, 1944, 2064, 2120, 2160, 2187, 2279, 2322, 2385, 2430, 2544, 2580, 2862, 2916, 3096, 3180, 3240, 3440, 3483, 3645, 3816, 3870, 3888, 4240, 4293, 4374, 4558, 4644, 4770, 4860, 5160, 5724, 5805, 5832, 6192, 6360, 6480, 6837, 6966, 7155, 7290, 7632, 7740, 8586, 8748, 9116, 9288, 9540, 9720, 10320, 10449, 10935, 11395, 11448, 11610, 11664, 12720, 12879, 13674, 13932, 14310, 14580, 15480, 17172, 17415, 17496, 18232, 18576, 19080, 19440, 20511, 20898, 21465, 21870, 22790, 22896, 23220, 25758, 27348, 27864, 28620, 29160, 30960, 31347, 34185, 34344, 34830, 34992, 36464, 38160, 38637, 41022, 41796, 42930, 43740, 45580, 46440, 51516, 52245, 54696, 55728, 57240, 58320, 61533, 62694, 64395, 68370, 68688, 69660, 77274, 82044, 83592, 85860, 87480, 91160, 92880, 94041, 102555, 103032, 104490, 109392, 114480, 115911, 123066, 125388, 128790, 136740, 139320, 154548, 156735, 164088, 167184, 171720, 174960, 182320, 184599, 188082, 193185, 205110, 206064, 208980, 231822, 246132, 250776, 257580, 273480, 278640, 307665, 309096, 313470, 328176, 343440, 369198, 376164, 386370, 410220, 417960, 463644, 470205, 492264, 501552, 515160, 546960, 553797, 579555, 615330, 618192, 626940, 738396, 752328, 772740, 820440, 835920, 922995, 927288, 940410, 984528, 1030320, 1107594, 1159110, 1230660, 1253880, 1476792, 1504656, 1545480, 1640880, 1661391, 1845990, 1854576, 1880820, 2215188, 2318220, 2461320, 2507760, 2768985, 2953584, 3090960, 3322782, 3691980, 3761640, 4430376, 4636440, 4922640, 4984173, 5537970, 6645564, 7383960, 7523280, 8306955, 8860752, 9272880, 9968346, 11075940, 13291128, 14767920, 16613910, 19936692, 22151880, 24920865, 26582256, 33227820, 39873384, 44303760, 49841730, 66455640, 79746768, 99683460, 132911280, 199366920, 398733840]

約数ペア:

[(1, 398733840), (2, 199366920), (3, 132911280), (4, 99683460), (5, 79746768), (6, 66455640), (8, 49841730), (9, 44303760), (10, 39873384), (12, 33227820), (15, 26582256), (16, 24920865), (18, 22151880), (20, 19936692), (24, 16613910), (27, 14767920), (30, 13291128), (36, 11075940), (40, 9968346), (43, 9272880), (45, 8860752), (48, 8306955), (53, 7523280), (54, 7383960), (60, 6645564), (72, 5537970), (80, 4984173), (81, 4922640), (86, 4636440), (90, 4430376), (106, 3761640), (108, 3691980), (120, 3322782), (129, 3090960), (135, 2953584), (144, 2768985), (159, 2507760), (162, 2461320), (172, 2318220), (180, 2215188), (212, 1880820), (215, 1854576), (216, 1845990), (240, 1661391), (243, 1640880), (258, 1545480), (265, 1504656), (270, 1476792), (318, 1253880), (324, 1230660), (344, 1159110), (360, 1107594), (387, 1030320), (405, 984528), (424, 940410), (430, 927288), (432, 922995), (477, 835920), (486, 820440), (516, 772740), (530, 752328), (540, 738396), (636, 626940), (645, 618192), (648, 615330), (688, 579555), (720, 553797), (729, 546960), (774, 515160), (795, 501552), (810, 492264), (848, 470205), (860, 463644), (954, 417960), (972, 410220), (1032, 386370), (1060, 376164), (1080, 369198), (1161, 343440), (1215, 328176), (1272, 313470), (1290, 309096), (1296, 307665), (1431, 278640), (1458, 273480), (1548, 257580), (1590, 250776), (1620, 246132), (1720, 231822), (1908, 208980), (1935, 206064), (1944, 205110), (2064, 193185), (2120, 188082), (2160, 184599), (2187, 182320), (2279, 174960), (2322, 171720), (2385, 167184), (2430, 164088), (2544, 156735), (2580, 154548), (2862, 139320), (2916, 136740), (3096, 128790), (3180, 125388), (3240, 123066), (3440, 115911), (3483, 114480), (3645, 109392), (3816, 104490), (3870, 103032), (3888, 102555), (4240, 94041), (4293, 92880), (4374, 91160), (4558, 87480), (4644, 85860), (4770, 83592), (4860, 82044), (5160, 77274), (5724, 69660), (5805, 68688), (5832, 68370), (6192, 64395), (6360, 62694), (6480, 61533), (6837, 58320), (6966, 57240), (7155, 55728), (7290, 54696), (7632, 52245), (7740, 51516), (8586, 46440), (8748, 45580), (9116, 43740), (9288, 42930), (9540, 41796), (9720, 41022), (10320, 38637), (10449, 38160), (10935, 36464), (11395, 34992), (11448, 34830), (11610, 34344), (11664, 34185), (12720, 31347), (12879, 30960), (13674, 29160), (13932, 28620), (14310, 27864), (14580, 27348), (15480, 25758), (17172, 23220), (17415, 22896), (17496, 22790), (18232, 21870), (18576, 21465), (19080, 20898), (19440, 20511)]