251591040

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1409}}^1$

素因数の和:1465

約数の個数: 192

約数和(自身を含む): 897436800

約数和(自身を除く): 645845760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 558, 576, 620, 640, 720, 744, 930, 960, 992, 1116, 1152, 1240, 1395, 1409, 1440, 1488, 1860, 1920, 1984, 2232, 2480, 2790, 2818, 2880, 2976, 3720, 3968, 4227, 4464, 4960, 5580, 5636, 5760, 5952, 7045, 7440, 8454, 8928, 9920, 11160, 11272, 11904, 12681, 14090, 14880, 16908, 17856, 19840, 21135, 22320, 22544, 25362, 28180, 29760, 33816, 35712, 42270, 43679, 44640, 45088, 50724, 56360, 59520, 63405, 67632, 84540, 87358, 89280, 90176, 101448, 112720, 126810, 131037, 135264, 169080, 174716, 178560, 180352, 202896, 218395, 225440, 253620, 262074, 270528, 338160, 349432, 393111, 405792, 436790, 450880, 507240, 524148, 541056, 655185, 676320, 698864, 786222, 811584, 873580, 901760, 1014480, 1048296, 1310370, 1352640, 1397728, 1572444, 1623168, 1747160, 1965555, 2028960, 2096592, 2620740, 2705280, 2795456, 3144888, 3494320, 3931110, 4057920, 4193184, 5241480, 5590912, 6289776, 6988640, 7862220, 8115840, 8386368, 10482960, 12579552, 13977280, 15724440, 16772736, 20965920, 25159104, 27954560, 31448880, 41931840, 50318208, 62897760, 83863680, 125795520, 251591040]

約数ペア:

[(1, 251591040), (2, 125795520), (3, 83863680), (4, 62897760), (5, 50318208), (6, 41931840), (8, 31448880), (9, 27954560), (10, 25159104), (12, 20965920), (15, 16772736), (16, 15724440), (18, 13977280), (20, 12579552), (24, 10482960), (30, 8386368), (31, 8115840), (32, 7862220), (36, 6988640), (40, 6289776), (45, 5590912), (48, 5241480), (60, 4193184), (62, 4057920), (64, 3931110), (72, 3494320), (80, 3144888), (90, 2795456), (93, 2705280), (96, 2620740), (120, 2096592), (124, 2028960), (128, 1965555), (144, 1747160), (155, 1623168), (160, 1572444), (180, 1397728), (186, 1352640), (192, 1310370), (240, 1048296), (248, 1014480), (279, 901760), (288, 873580), (310, 811584), (320, 786222), (360, 698864), (372, 676320), (384, 655185), (465, 541056), (480, 524148), (496, 507240), (558, 450880), (576, 436790), (620, 405792), (640, 393111), (720, 349432), (744, 338160), (930, 270528), (960, 262074), (992, 253620), (1116, 225440), (1152, 218395), (1240, 202896), (1395, 180352), (1409, 178560), (1440, 174716), (1488, 169080), (1860, 135264), (1920, 131037), (1984, 126810), (2232, 112720), (2480, 101448), (2790, 90176), (2818, 89280), (2880, 87358), (2976, 84540), (3720, 67632), (3968, 63405), (4227, 59520), (4464, 56360), (4960, 50724), (5580, 45088), (5636, 44640), (5760, 43679), (5952, 42270), (7045, 35712), (7440, 33816), (8454, 29760), (8928, 28180), (9920, 25362), (11160, 22544), (11272, 22320), (11904, 21135), (12681, 19840), (14090, 17856), (14880, 16908)]