985816320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{256723}}^1$

素因数の和:256747

約数の個数: 72

約数和(自身を含む): 3148463136

約数和(自身を除く): 2162646816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 256723, 513446, 770169, 1026892, 1283615, 1540338, 2053784, 2567230, 3080676, 3850845, 4107568, 5134460, 6161352, 7701690, 8215136, 10268920, 12322704, 15403380, 16430272, 20537840, 24645408, 30806760, 32860544, 41075680, 49290816, 61613520, 65721088, 82151360, 98581632, 123227040, 164302720, 197163264, 246454080, 328605440, 492908160, 985816320]

約数ペア:

[(1, 985816320), (2, 492908160), (3, 328605440), (4, 246454080), (5, 197163264), (6, 164302720), (8, 123227040), (10, 98581632), (12, 82151360), (15, 65721088), (16, 61613520), (20, 49290816), (24, 41075680), (30, 32860544), (32, 30806760), (40, 24645408), (48, 20537840), (60, 16430272), (64, 15403380), (80, 12322704), (96, 10268920), (120, 8215136), (128, 7701690), (160, 6161352), (192, 5134460), (240, 4107568), (256, 3850845), (320, 3080676), (384, 2567230), (480, 2053784), (640, 1540338), (768, 1283615), (960, 1026892), (1280, 770169), (1920, 513446), (3840, 256723)]