505664640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2251}}^1$

素因数の和:2292

約数の個数: 256

約数和(自身を含む): 1929513600

約数和(自身を除く): 1423848960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2251, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3744, 4160, 4320, 4502, 4680, 4992, 5616, 5760, 6240, 6753, 7020, 7488, 8320, 8640, 9004, 9360, 11232, 11255, 12480, 13506, 14040, 14976, 17280, 18008, 18720, 20259, 22464, 22510, 24960, 27012, 28080, 29263, 33765, 36016, 37440, 40518, 44928, 45020, 54024, 56160, 58526, 60777, 67530, 72032, 74880, 81036, 87789, 90040, 101295, 108048, 112320, 117052, 121554, 135060, 144064, 146315, 162072, 175578, 180080, 202590, 216096, 224640, 234104, 243108, 263367, 270120, 288128, 292630, 303885, 324144, 351156, 360160, 405180, 432192, 438945, 468208, 486216, 526734, 540240, 585260, 607770, 648288, 702312, 720320, 790101, 810360, 864384, 877890, 936416, 972432, 1053468, 1080480, 1170520, 1215540, 1296576, 1316835, 1404624, 1440640, 1580202, 1620720, 1755780, 1872832, 1944864, 2106936, 2160960, 2341040, 2431080, 2593152, 2633670, 2809248, 3160404, 3241440, 3511560, 3745664, 3889728, 3950505, 4213872, 4321920, 4682080, 4862160, 5267340, 5618496, 6320808, 6482880, 7023120, 7779456, 7901010, 8427744, 9364160, 9724320, 10534680, 11236992, 12641616, 12965760, 14046240, 15802020, 16855488, 18728320, 19448640, 21069360, 25283232, 28092480, 31604040, 33710976, 38897280, 42138720, 50566464, 56184960, 63208080, 84277440, 101132928, 126416160, 168554880, 252832320, 505664640]

約数ペア:

[(1, 505664640), (2, 252832320), (3, 168554880), (4, 126416160), (5, 101132928), (6, 84277440), (8, 63208080), (9, 56184960), (10, 50566464), (12, 42138720), (13, 38897280), (15, 33710976), (16, 31604040), (18, 28092480), (20, 25283232), (24, 21069360), (26, 19448640), (27, 18728320), (30, 16855488), (32, 15802020), (36, 14046240), (39, 12965760), (40, 12641616), (45, 11236992), (48, 10534680), (52, 9724320), (54, 9364160), (60, 8427744), (64, 7901010), (65, 7779456), (72, 7023120), (78, 6482880), (80, 6320808), (90, 5618496), (96, 5267340), (104, 4862160), (108, 4682080), (117, 4321920), (120, 4213872), (128, 3950505), (130, 3889728), (135, 3745664), (144, 3511560), (156, 3241440), (160, 3160404), (180, 2809248), (192, 2633670), (195, 2593152), (208, 2431080), (216, 2341040), (234, 2160960), (240, 2106936), (260, 1944864), (270, 1872832), (288, 1755780), (312, 1620720), (320, 1580202), (351, 1440640), (360, 1404624), (384, 1316835), (390, 1296576), (416, 1215540), (432, 1170520), (468, 1080480), (480, 1053468), (520, 972432), (540, 936416), (576, 877890), (585, 864384), (624, 810360), (640, 790101), (702, 720320), (720, 702312), (780, 648288), (832, 607770), (864, 585260), (936, 540240), (960, 526734), (1040, 486216), (1080, 468208), (1152, 438945), (1170, 432192), (1248, 405180), (1404, 360160), (1440, 351156), (1560, 324144), (1664, 303885), (1728, 292630), (1755, 288128), (1872, 270120), (1920, 263367), (2080, 243108), (2160, 234104), (2251, 224640), (2340, 216096), (2496, 202590), (2808, 180080), (2880, 175578), (3120, 162072), (3456, 146315), (3510, 144064), (3744, 135060), (4160, 121554), (4320, 117052), (4502, 112320), (4680, 108048), (4992, 101295), (5616, 90040), (5760, 87789), (6240, 81036), (6753, 74880), (7020, 72032), (7488, 67530), (8320, 60777), (8640, 58526), (9004, 56160), (9360, 54024), (11232, 45020), (11255, 44928), (12480, 40518), (13506, 37440), (14040, 36016), (14976, 33765), (17280, 29263), (18008, 28080), (18720, 27012), (20259, 24960), (22464, 22510)]