1909808640

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{82891}}^1$

素因数の和:82920

約数の個数: 120

約数和(自身を含む): 6614284248

約数和(自身を除く): 4704475608

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, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 82891, 165782, 248673, 331564, 414455, 497346, 663128, 746019, 828910, 994692, 1243365, 1326256, 1492038, 1657820, 1989384, 2486730, 2652512, 2984076, 3315640, 3730095, 3978768, 4973460, 5305024, 5968152, 6631280, 7460190, 7957536, 9946920, 10610048, 11936304, 13262560, 14920380, 15915072, 19893840, 21220096, 23872608, 26525120, 29840760, 31830144, 39787680, 42440192, 47745216, 53050240, 59681520, 63660288, 79575360, 95490432, 106100480, 119363040, 127320576, 159150720, 190980864, 212200960, 238726080, 318301440, 381961728, 477452160, 636602880, 954904320, 1909808640]

約数ペア:

[(1, 1909808640), (2, 954904320), (3, 636602880), (4, 477452160), (5, 381961728), (6, 318301440), (8, 238726080), (9, 212200960), (10, 190980864), (12, 159150720), (15, 127320576), (16, 119363040), (18, 106100480), (20, 95490432), (24, 79575360), (30, 63660288), (32, 59681520), (36, 53050240), (40, 47745216), (45, 42440192), (48, 39787680), (60, 31830144), (64, 29840760), (72, 26525120), (80, 23872608), (90, 21220096), (96, 19893840), (120, 15915072), (128, 14920380), (144, 13262560), (160, 11936304), (180, 10610048), (192, 9946920), (240, 7957536), (256, 7460190), (288, 6631280), (320, 5968152), (360, 5305024), (384, 4973460), (480, 3978768), (512, 3730095), (576, 3315640), (640, 2984076), (720, 2652512), (768, 2486730), (960, 1989384), (1152, 1657820), (1280, 1492038), (1440, 1326256), (1536, 1243365), (1920, 994692), (2304, 828910), (2560, 746019), (2880, 663128), (3840, 497346), (4608, 414455), (5760, 331564), (7680, 248673), (11520, 165782), (23040, 82891)]