20686577280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{19697}}^1$

素因数の和:20266

約数の個数: 128

約数和(自身を含む): 66062364480

約数和(自身を除く): 45375787200

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, 320, 384, 480, 547, 640, 960, 1094, 1641, 1920, 2188, 2735, 3282, 4376, 5470, 6564, 8205, 8752, 10940, 13128, 16410, 17504, 19697, 21880, 26256, 32820, 35008, 39394, 43760, 52512, 59091, 65640, 70016, 78788, 87520, 98485, 105024, 118182, 131280, 157576, 175040, 196970, 210048, 236364, 262560, 295455, 315152, 350080, 393940, 472728, 525120, 590910, 630304, 787880, 945456, 1050240, 1181820, 1260608, 1575760, 1890912, 2363640, 2521216, 3151520, 3781824, 4727280, 6303040, 7563648, 9454560, 10774259, 12606080, 18909120, 21548518, 32322777, 37818240, 43097036, 53871295, 64645554, 86194072, 107742590, 129291108, 161613885, 172388144, 215485180, 258582216, 323227770, 344776288, 430970360, 517164432, 646455540, 689552576, 861940720, 1034328864, 1292911080, 1379105152, 1723881440, 2068657728, 2585822160, 3447762880, 4137315456, 5171644320, 6895525760, 10343288640, 20686577280]

約数ペア:

[(1, 20686577280), (2, 10343288640), (3, 6895525760), (4, 5171644320), (5, 4137315456), (6, 3447762880), (8, 2585822160), (10, 2068657728), (12, 1723881440), (15, 1379105152), (16, 1292911080), (20, 1034328864), (24, 861940720), (30, 689552576), (32, 646455540), (40, 517164432), (48, 430970360), (60, 344776288), (64, 323227770), (80, 258582216), (96, 215485180), (120, 172388144), (128, 161613885), (160, 129291108), (192, 107742590), (240, 86194072), (320, 64645554), (384, 53871295), (480, 43097036), (547, 37818240), (640, 32322777), (960, 21548518), (1094, 18909120), (1641, 12606080), (1920, 10774259), (2188, 9454560), (2735, 7563648), (3282, 6303040), (4376, 4727280), (5470, 3781824), (6564, 3151520), (8205, 2521216), (8752, 2363640), (10940, 1890912), (13128, 1575760), (16410, 1260608), (17504, 1181820), (19697, 1050240), (21880, 945456), (26256, 787880), (32820, 630304), (35008, 590910), (39394, 525120), (43760, 472728), (52512, 393940), (59091, 350080), (65640, 315152), (70016, 295455), (78788, 262560), (87520, 236364), (98485, 210048), (105024, 196970), (118182, 175040), (131280, 157576)]