31876320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 192

約数和(自身を含む): 117573120

約数和(自身を除く): 85696800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 53, 56, 60, 70, 80, 84, 96, 105, 106, 112, 120, 140, 159, 160, 168, 179, 210, 212, 224, 240, 265, 280, 318, 336, 358, 371, 420, 424, 480, 530, 537, 560, 636, 672, 716, 742, 795, 840, 848, 895, 1060, 1074, 1113, 1120, 1253, 1272, 1432, 1484, 1590, 1680, 1696, 1790, 1855, 2120, 2148, 2226, 2506, 2544, 2685, 2864, 2968, 3180, 3360, 3580, 3710, 3759, 4240, 4296, 4452, 5012, 5088, 5370, 5565, 5728, 5936, 6265, 6360, 7160, 7420, 7518, 8480, 8592, 8904, 9487, 10024, 10740, 11130, 11872, 12530, 12720, 14320, 14840, 15036, 17184, 17808, 18795, 18974, 20048, 21480, 22260, 25060, 25440, 28461, 28640, 29680, 30072, 35616, 37590, 37948, 40096, 42960, 44520, 47435, 50120, 56922, 59360, 60144, 66409, 75180, 75896, 85920, 89040, 94870, 100240, 113844, 120288, 132818, 142305, 150360, 151792, 178080, 189740, 199227, 200480, 227688, 265636, 284610, 300720, 303584, 332045, 379480, 398454, 455376, 531272, 569220, 601440, 664090, 758960, 796908, 910752, 996135, 1062544, 1138440, 1328180, 1517920, 1593816, 1992270, 2125088, 2276880, 2656360, 3187632, 3984540, 4553760, 5312720, 6375264, 7969080, 10625440, 15938160, 31876320]

約数ペア:

[(1, 31876320), (2, 15938160), (3, 10625440), (4, 7969080), (5, 6375264), (6, 5312720), (7, 4553760), (8, 3984540), (10, 3187632), (12, 2656360), (14, 2276880), (15, 2125088), (16, 1992270), (20, 1593816), (21, 1517920), (24, 1328180), (28, 1138440), (30, 1062544), (32, 996135), (35, 910752), (40, 796908), (42, 758960), (48, 664090), (53, 601440), (56, 569220), (60, 531272), (70, 455376), (80, 398454), (84, 379480), (96, 332045), (105, 303584), (106, 300720), (112, 284610), (120, 265636), (140, 227688), (159, 200480), (160, 199227), (168, 189740), (179, 178080), (210, 151792), (212, 150360), (224, 142305), (240, 132818), (265, 120288), (280, 113844), (318, 100240), (336, 94870), (358, 89040), (371, 85920), (420, 75896), (424, 75180), (480, 66409), (530, 60144), (537, 59360), (560, 56922), (636, 50120), (672, 47435), (716, 44520), (742, 42960), (795, 40096), (840, 37948), (848, 37590), (895, 35616), (1060, 30072), (1074, 29680), (1113, 28640), (1120, 28461), (1253, 25440), (1272, 25060), (1432, 22260), (1484, 21480), (1590, 20048), (1680, 18974), (1696, 18795), (1790, 17808), (1855, 17184), (2120, 15036), (2148, 14840), (2226, 14320), (2506, 12720), (2544, 12530), (2685, 11872), (2864, 11130), (2968, 10740), (3180, 10024), (3360, 9487), (3580, 8904), (3710, 8592), (3759, 8480), (4240, 7518), (4296, 7420), (4452, 7160), (5012, 6360), (5088, 6265), (5370, 5936), (5565, 5728)]