71665920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{6221}}^1$

素因数の和:6248

約数の個数: 108

約数和(自身を含む): 247996476

約数和(自身を除く): 176330556

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, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 6221, 11520, 12442, 18663, 24884, 31105, 37326, 49768, 55989, 62210, 74652, 93315, 99536, 111978, 124420, 149304, 186630, 199072, 223956, 248840, 279945, 298608, 373260, 398144, 447912, 497680, 559890, 597216, 746520, 796288, 895824, 995360, 1119780, 1194432, 1493040, 1592576, 1791648, 1990720, 2239560, 2388864, 2986080, 3583296, 3981440, 4479120, 4777728, 5972160, 7166592, 7962880, 8958240, 11944320, 14333184, 17916480, 23888640, 35832960, 71665920]

約数ペア:

[(1, 71665920), (2, 35832960), (3, 23888640), (4, 17916480), (5, 14333184), (6, 11944320), (8, 8958240), (9, 7962880), (10, 7166592), (12, 5972160), (15, 4777728), (16, 4479120), (18, 3981440), (20, 3583296), (24, 2986080), (30, 2388864), (32, 2239560), (36, 1990720), (40, 1791648), (45, 1592576), (48, 1493040), (60, 1194432), (64, 1119780), (72, 995360), (80, 895824), (90, 796288), (96, 746520), (120, 597216), (128, 559890), (144, 497680), (160, 447912), (180, 398144), (192, 373260), (240, 298608), (256, 279945), (288, 248840), (320, 223956), (360, 199072), (384, 186630), (480, 149304), (576, 124420), (640, 111978), (720, 99536), (768, 93315), (960, 74652), (1152, 62210), (1280, 55989), (1440, 49768), (1920, 37326), (2304, 31105), (2880, 24884), (3840, 18663), (5760, 12442), (6221, 11520)]