405131520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{105503}}^1$

素因数の和:105527

約数の個数: 72

約数和(自身を含む): 1293901056

約数和(自身を除く): 888769536

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, 105503, 211006, 316509, 422012, 527515, 633018, 844024, 1055030, 1266036, 1582545, 1688048, 2110060, 2532072, 3165090, 3376096, 4220120, 5064144, 6330180, 6752192, 8440240, 10128288, 12660360, 13504384, 16880480, 20256576, 25320720, 27008768, 33760960, 40513152, 50641440, 67521920, 81026304, 101282880, 135043840, 202565760, 405131520]

約数ペア:

[(1, 405131520), (2, 202565760), (3, 135043840), (4, 101282880), (5, 81026304), (6, 67521920), (8, 50641440), (10, 40513152), (12, 33760960), (15, 27008768), (16, 25320720), (20, 20256576), (24, 16880480), (30, 13504384), (32, 12660360), (40, 10128288), (48, 8440240), (60, 6752192), (64, 6330180), (80, 5064144), (96, 4220120), (120, 3376096), (128, 3165090), (160, 2532072), (192, 2110060), (240, 1688048), (256, 1582545), (320, 1266036), (384, 1055030), (480, 844024), (640, 633018), (768, 527515), (960, 422012), (1280, 316509), (1920, 211006), (3840, 105503)]