291248640

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{12641}}^1$

素因数の和:12670

約数の個数: 120

約数和(自身を含む): 1008755748

約数和(自身を除く): 717507108

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, 12641, 23040, 25282, 37923, 50564, 63205, 75846, 101128, 113769, 126410, 151692, 189615, 202256, 227538, 252820, 303384, 379230, 404512, 455076, 505640, 568845, 606768, 758460, 809024, 910152, 1011280, 1137690, 1213536, 1516920, 1618048, 1820304, 2022560, 2275380, 2427072, 3033840, 3236096, 3640608, 4045120, 4550760, 4854144, 6067680, 6472192, 7281216, 8090240, 9101520, 9708288, 12135360, 14562432, 16180480, 18203040, 19416576, 24270720, 29124864, 32360960, 36406080, 48541440, 58249728, 72812160, 97082880, 145624320, 291248640]

約数ペア:

[(1, 291248640), (2, 145624320), (3, 97082880), (4, 72812160), (5, 58249728), (6, 48541440), (8, 36406080), (9, 32360960), (10, 29124864), (12, 24270720), (15, 19416576), (16, 18203040), (18, 16180480), (20, 14562432), (24, 12135360), (30, 9708288), (32, 9101520), (36, 8090240), (40, 7281216), (45, 6472192), (48, 6067680), (60, 4854144), (64, 4550760), (72, 4045120), (80, 3640608), (90, 3236096), (96, 3033840), (120, 2427072), (128, 2275380), (144, 2022560), (160, 1820304), (180, 1618048), (192, 1516920), (240, 1213536), (256, 1137690), (288, 1011280), (320, 910152), (360, 809024), (384, 758460), (480, 606768), (512, 568845), (576, 505640), (640, 455076), (720, 404512), (768, 379230), (960, 303384), (1152, 252820), (1280, 227538), (1440, 202256), (1536, 189615), (1920, 151692), (2304, 126410), (2560, 113769), (2880, 101128), (3840, 75846), (4608, 63205), (5760, 50564), (7680, 37923), (11520, 25282), (12641, 23040)]