648122880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{84391}}^1$

素因数の和:84417

約数の個数: 80

約数和(自身を含む): 2071992384

約数和(自身を除く): 1423869504

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, 1280, 1536, 1920, 2560, 3840, 7680, 84391, 168782, 253173, 337564, 421955, 506346, 675128, 843910, 1012692, 1265865, 1350256, 1687820, 2025384, 2531730, 2700512, 3375640, 4050768, 5063460, 5401024, 6751280, 8101536, 10126920, 10802048, 13502560, 16203072, 20253840, 21604096, 27005120, 32406144, 40507680, 43208192, 54010240, 64812288, 81015360, 108020480, 129624576, 162030720, 216040960, 324061440, 648122880]

約数ペア:

[(1, 648122880), (2, 324061440), (3, 216040960), (4, 162030720), (5, 129624576), (6, 108020480), (8, 81015360), (10, 64812288), (12, 54010240), (15, 43208192), (16, 40507680), (20, 32406144), (24, 27005120), (30, 21604096), (32, 20253840), (40, 16203072), (48, 13502560), (60, 10802048), (64, 10126920), (80, 8101536), (96, 6751280), (120, 5401024), (128, 5063460), (160, 4050768), (192, 3375640), (240, 2700512), (256, 2531730), (320, 2025384), (384, 1687820), (480, 1350256), (512, 1265865), (640, 1012692), (768, 843910), (960, 675128), (1280, 506346), (1536, 421955), (1920, 337564), (2560, 253173), (3840, 168782), (7680, 84391)]