657131520

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{21391}}^1$

素因数の和:21421

約数の個数: 96

約数和(自身を含む): 2102405760

約数和(自身を除く): 1445274240

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, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 5120, 6144, 7680, 10240, 15360, 21391, 30720, 42782, 64173, 85564, 106955, 128346, 171128, 213910, 256692, 320865, 342256, 427820, 513384, 641730, 684512, 855640, 1026768, 1283460, 1369024, 1711280, 2053536, 2566920, 2738048, 3422560, 4107072, 5133840, 5476096, 6845120, 8214144, 10267680, 10952192, 13690240, 16428288, 20535360, 21904384, 27380480, 32856576, 41070720, 43808768, 54760960, 65713152, 82141440, 109521920, 131426304, 164282880, 219043840, 328565760, 657131520]

約数ペア:

[(1, 657131520), (2, 328565760), (3, 219043840), (4, 164282880), (5, 131426304), (6, 109521920), (8, 82141440), (10, 65713152), (12, 54760960), (15, 43808768), (16, 41070720), (20, 32856576), (24, 27380480), (30, 21904384), (32, 20535360), (40, 16428288), (48, 13690240), (60, 10952192), (64, 10267680), (80, 8214144), (96, 6845120), (120, 5476096), (128, 5133840), (160, 4107072), (192, 3422560), (240, 2738048), (256, 2566920), (320, 2053536), (384, 1711280), (480, 1369024), (512, 1283460), (640, 1026768), (768, 855640), (960, 684512), (1024, 641730), (1280, 513384), (1536, 427820), (1920, 342256), (2048, 320865), (2560, 256692), (3072, 213910), (3840, 171128), (5120, 128346), (6144, 106955), (7680, 85564), (10240, 64173), (15360, 42782), (21391, 30720)]