720737280

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{15641}}^1$

素因数の和:15672

約数の個数: 132

約数和(自身を含む): 2497495572

約数和(自身を除く): 1776758292

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3072, 3840, 4608, 5120, 5760, 7680, 9216, 11520, 15360, 15641, 23040, 31282, 46080, 46923, 62564, 78205, 93846, 125128, 140769, 156410, 187692, 234615, 250256, 281538, 312820, 375384, 469230, 500512, 563076, 625640, 703845, 750768, 938460, 1001024, 1126152, 1251280, 1407690, 1501536, 1876920, 2002048, 2252304, 2502560, 2815380, 3003072, 3753840, 4004096, 4504608, 5005120, 5630760, 6006144, 7507680, 8008192, 9009216, 10010240, 11261520, 12012288, 15015360, 16016384, 18018432, 20020480, 22523040, 24024576, 30030720, 36036864, 40040960, 45046080, 48049152, 60061440, 72073728, 80081920, 90092160, 120122880, 144147456, 180184320, 240245760, 360368640, 720737280]

約数ペア:

[(1, 720737280), (2, 360368640), (3, 240245760), (4, 180184320), (5, 144147456), (6, 120122880), (8, 90092160), (9, 80081920), (10, 72073728), (12, 60061440), (15, 48049152), (16, 45046080), (18, 40040960), (20, 36036864), (24, 30030720), (30, 24024576), (32, 22523040), (36, 20020480), (40, 18018432), (45, 16016384), (48, 15015360), (60, 12012288), (64, 11261520), (72, 10010240), (80, 9009216), (90, 8008192), (96, 7507680), (120, 6006144), (128, 5630760), (144, 5005120), (160, 4504608), (180, 4004096), (192, 3753840), (240, 3003072), (256, 2815380), (288, 2502560), (320, 2252304), (360, 2002048), (384, 1876920), (480, 1501536), (512, 1407690), (576, 1251280), (640, 1126152), (720, 1001024), (768, 938460), (960, 750768), (1024, 703845), (1152, 625640), (1280, 563076), (1440, 500512), (1536, 469230), (1920, 375384), (2304, 312820), (2560, 281538), (2880, 250256), (3072, 234615), (3840, 187692), (4608, 156410), (5120, 140769), (5760, 125128), (7680, 93846), (9216, 78205), (11520, 62564), (15360, 46923), (15641, 46080), (23040, 31282)]