123394320

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{8161}}^1$

素因数の和:8190

約数の個数: 160

約数和(自身を含む): 485802240

約数和(自身を除く): 362407920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 8161, 15120, 16322, 24483, 32644, 40805, 48966, 57127, 65288, 73449, 81610, 97932, 114254, 122415, 130576, 146898, 163220, 171381, 195864, 220347, 228508, 244830, 285635, 293796, 326440, 342762, 367245, 391728, 440694, 457016, 489660, 514143, 571270, 587592, 652880, 685524, 734490, 856905, 881388, 914032, 979320, 1028286, 1101735, 1142540, 1175184, 1371048, 1468980, 1542429, 1713810, 1762776, 1958640, 2056572, 2203470, 2285080, 2570715, 2742096, 2937960, 3084858, 3427620, 3525552, 4113144, 4406940, 4570160, 5141430, 5875920, 6169716, 6855240, 7712145, 8226288, 8813880, 10282860, 12339432, 13710480, 15424290, 17627760, 20565720, 24678864, 30848580, 41131440, 61697160, 123394320]

約数ペア:

[(1, 123394320), (2, 61697160), (3, 41131440), (4, 30848580), (5, 24678864), (6, 20565720), (7, 17627760), (8, 15424290), (9, 13710480), (10, 12339432), (12, 10282860), (14, 8813880), (15, 8226288), (16, 7712145), (18, 6855240), (20, 6169716), (21, 5875920), (24, 5141430), (27, 4570160), (28, 4406940), (30, 4113144), (35, 3525552), (36, 3427620), (40, 3084858), (42, 2937960), (45, 2742096), (48, 2570715), (54, 2285080), (56, 2203470), (60, 2056572), (63, 1958640), (70, 1762776), (72, 1713810), (80, 1542429), (84, 1468980), (90, 1371048), (105, 1175184), (108, 1142540), (112, 1101735), (120, 1028286), (126, 979320), (135, 914032), (140, 881388), (144, 856905), (168, 734490), (180, 685524), (189, 652880), (210, 587592), (216, 571270), (240, 514143), (252, 489660), (270, 457016), (280, 440694), (315, 391728), (336, 367245), (360, 342762), (378, 326440), (420, 293796), (432, 285635), (504, 244830), (540, 228508), (560, 220347), (630, 195864), (720, 171381), (756, 163220), (840, 146898), (945, 130576), (1008, 122415), (1080, 114254), (1260, 97932), (1512, 81610), (1680, 73449), (1890, 65288), (2160, 57127), (2520, 48966), (3024, 40805), (3780, 32644), (5040, 24483), (7560, 16322), (8161, 15120)]