42501760

素因数分解:

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

素因数の和:258

約数の個数: 128

約数和(自身を含む): 118972800

約数和(自身を除く): 76471040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 179, 212, 224, 265, 280, 320, 358, 371, 424, 448, 530, 560, 640, 716, 742, 848, 895, 896, 1060, 1120, 1253, 1432, 1484, 1696, 1790, 1855, 2120, 2240, 2506, 2864, 2968, 3392, 3580, 3710, 4240, 4480, 5012, 5728, 5936, 6265, 6784, 7160, 7420, 8480, 9487, 10024, 11456, 11872, 12530, 14320, 14840, 16960, 18974, 20048, 22912, 23744, 25060, 28640, 29680, 33920, 37948, 40096, 47435, 47488, 50120, 57280, 59360, 66409, 75896, 80192, 94870, 100240, 114560, 118720, 132818, 151792, 160384, 189740, 200480, 237440, 265636, 303584, 332045, 379480, 400960, 531272, 607168, 664090, 758960, 801920, 1062544, 1214336, 1328180, 1517920, 2125088, 2656360, 3035840, 4250176, 5312720, 6071680, 8500352, 10625440, 21250880, 42501760]

約数ペア:

[(1, 42501760), (2, 21250880), (4, 10625440), (5, 8500352), (7, 6071680), (8, 5312720), (10, 4250176), (14, 3035840), (16, 2656360), (20, 2125088), (28, 1517920), (32, 1328180), (35, 1214336), (40, 1062544), (53, 801920), (56, 758960), (64, 664090), (70, 607168), (80, 531272), (106, 400960), (112, 379480), (128, 332045), (140, 303584), (160, 265636), (179, 237440), (212, 200480), (224, 189740), (265, 160384), (280, 151792), (320, 132818), (358, 118720), (371, 114560), (424, 100240), (448, 94870), (530, 80192), (560, 75896), (640, 66409), (716, 59360), (742, 57280), (848, 50120), (895, 47488), (896, 47435), (1060, 40096), (1120, 37948), (1253, 33920), (1432, 29680), (1484, 28640), (1696, 25060), (1790, 23744), (1855, 22912), (2120, 20048), (2240, 18974), (2506, 16960), (2864, 14840), (2968, 14320), (3392, 12530), (3580, 11872), (3710, 11456), (4240, 10024), (4480, 9487), (5012, 8480), (5728, 7420), (5936, 7160), (6265, 6784)]