2161278720

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2719}}^1$

素因数の和:2772

約数の個数: 288

約数和(自身を含む): 8005939200

約数和(自身を除く): 5844660480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 32, 36, 40, 45, 46, 48, 54, 60, 64, 69, 72, 80, 90, 92, 96, 108, 115, 120, 128, 135, 138, 144, 160, 180, 184, 192, 207, 216, 230, 240, 256, 270, 276, 288, 320, 345, 360, 368, 384, 414, 432, 460, 480, 540, 552, 576, 621, 640, 690, 720, 736, 768, 828, 864, 920, 960, 1035, 1080, 1104, 1152, 1242, 1280, 1380, 1440, 1472, 1656, 1728, 1840, 1920, 2070, 2160, 2208, 2304, 2484, 2719, 2760, 2880, 2944, 3105, 3312, 3456, 3680, 3840, 4140, 4320, 4416, 4968, 5438, 5520, 5760, 5888, 6210, 6624, 6912, 7360, 8157, 8280, 8640, 8832, 9936, 10876, 11040, 11520, 12420, 13248, 13595, 14720, 16314, 16560, 17280, 17664, 19872, 21752, 22080, 24471, 24840, 26496, 27190, 29440, 32628, 33120, 34560, 39744, 40785, 43504, 44160, 48942, 49680, 52992, 54380, 62537, 65256, 66240, 73413, 79488, 81570, 87008, 88320, 97884, 99360, 108760, 122355, 125074, 130512, 132480, 146826, 158976, 163140, 174016, 187611, 195768, 198720, 217520, 244710, 250148, 261024, 264960, 293652, 312685, 326280, 348032, 367065, 375222, 391536, 397440, 435040, 489420, 500296, 522048, 562833, 587304, 625370, 652560, 696064, 734130, 750444, 783072, 794880, 870080, 938055, 978840, 1000592, 1044096, 1125666, 1174608, 1250740, 1305120, 1468260, 1500888, 1566144, 1688499, 1740160, 1876110, 1957680, 2001184, 2088192, 2251332, 2349216, 2501480, 2610240, 2814165, 2936520, 3001776, 3132288, 3376998, 3480320, 3752220, 3915360, 4002368, 4502664, 4698432, 5002960, 5220480, 5628330, 5873040, 6003552, 6264576, 6753996, 7504440, 7830720, 8004736, 8442495, 9005328, 9396864, 10005920, 10440960, 11256660, 11746080, 12007104, 13507992, 15008880, 15661440, 16009472, 16884990, 18010656, 18793728, 20011840, 22513320, 23492160, 24014208, 27015984, 30017760, 31322880, 33769980, 36021312, 40023680, 45026640, 46984320, 48028416, 54031968, 60035520, 67539960, 72042624, 80047360, 90053280, 93968640, 108063936, 120071040, 135079920, 144085248, 180106560, 216127872, 240142080, 270159840, 360213120, 432255744, 540319680, 720426240, 1080639360, 2161278720]

約数ペア:

[(1, 2161278720), (2, 1080639360), (3, 720426240), (4, 540319680), (5, 432255744), (6, 360213120), (8, 270159840), (9, 240142080), (10, 216127872), (12, 180106560), (15, 144085248), (16, 135079920), (18, 120071040), (20, 108063936), (23, 93968640), (24, 90053280), (27, 80047360), (30, 72042624), (32, 67539960), (36, 60035520), (40, 54031968), (45, 48028416), (46, 46984320), (48, 45026640), (54, 40023680), (60, 36021312), (64, 33769980), (69, 31322880), (72, 30017760), (80, 27015984), (90, 24014208), (92, 23492160), (96, 22513320), (108, 20011840), (115, 18793728), (120, 18010656), (128, 16884990), (135, 16009472), (138, 15661440), (144, 15008880), (160, 13507992), (180, 12007104), (184, 11746080), (192, 11256660), (207, 10440960), (216, 10005920), (230, 9396864), (240, 9005328), (256, 8442495), (270, 8004736), (276, 7830720), (288, 7504440), (320, 6753996), (345, 6264576), (360, 6003552), (368, 5873040), (384, 5628330), (414, 5220480), (432, 5002960), (460, 4698432), (480, 4502664), (540, 4002368), (552, 3915360), (576, 3752220), (621, 3480320), (640, 3376998), (690, 3132288), (720, 3001776), (736, 2936520), (768, 2814165), (828, 2610240), (864, 2501480), (920, 2349216), (960, 2251332), (1035, 2088192), (1080, 2001184), (1104, 1957680), (1152, 1876110), (1242, 1740160), (1280, 1688499), (1380, 1566144), (1440, 1500888), (1472, 1468260), (1656, 1305120), (1728, 1250740), (1840, 1174608), (1920, 1125666), (2070, 1044096), (2160, 1000592), (2208, 978840), (2304, 938055), (2484, 870080), (2719, 794880), (2760, 783072), (2880, 750444), (2944, 734130), (3105, 696064), (3312, 652560), (3456, 625370), (3680, 587304), (3840, 562833), (4140, 522048), (4320, 500296), (4416, 489420), (4968, 435040), (5438, 397440), (5520, 391536), (5760, 375222), (5888, 367065), (6210, 348032), (6624, 326280), (6912, 312685), (7360, 293652), (8157, 264960), (8280, 261024), (8640, 250148), (8832, 244710), (9936, 217520), (10876, 198720), (11040, 195768), (11520, 187611), (12420, 174016), (13248, 163140), (13595, 158976), (14720, 146826), (16314, 132480), (16560, 130512), (17280, 125074), (17664, 122355), (19872, 108760), (21752, 99360), (22080, 97884), (24471, 88320), (24840, 87008), (26496, 81570), (27190, 79488), (29440, 73413), (32628, 66240), (33120, 65256), (34560, 62537), (39744, 54380), (40785, 52992), (43504, 49680), (44160, 48942)]