1636899840

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{3947}}^1$

素因数の和:3984

約数の個数: 220

約数和(自身を含む): 5867209656

約数和(自身を除く): 4230309816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 3947, 4320, 4608, 5120, 5184, 5760, 6480, 6912, 7680, 7894, 8640, 9216, 10368, 11520, 11841, 12960, 13824, 15360, 15788, 17280, 19735, 20736, 23040, 23682, 25920, 27648, 31576, 34560, 35523, 39470, 41472, 46080, 47364, 51840, 59205, 63152, 69120, 71046, 78940, 82944, 94728, 103680, 106569, 118410, 126304, 138240, 142092, 157880, 177615, 189456, 207360, 213138, 236820, 252608, 284184, 315760, 319707, 355230, 378912, 414720, 426276, 473640, 505216, 532845, 568368, 631520, 639414, 710460, 757824, 852552, 947280, 1010432, 1065690, 1136736, 1263040, 1278828, 1420920, 1515648, 1598535, 1705104, 1894560, 2020864, 2131380, 2273472, 2526080, 2557656, 2841840, 3031296, 3197070, 3410208, 3789120, 4041728, 4262760, 4546944, 5052160, 5115312, 5683680, 6062592, 6394140, 6820416, 7578240, 8525520, 9093888, 10104320, 10230624, 11367360, 12125184, 12788280, 13640832, 15156480, 17051040, 18187776, 20208640, 20461248, 22734720, 25576560, 27281664, 30312960, 34102080, 36375552, 40922496, 45469440, 51153120, 54563328, 60625920, 68204160, 81844992, 90938880, 102306240, 109126656, 136408320, 163689984, 181877760, 204612480, 272816640, 327379968, 409224960, 545633280, 818449920, 1636899840]

約数ペア:

[(1, 1636899840), (2, 818449920), (3, 545633280), (4, 409224960), (5, 327379968), (6, 272816640), (8, 204612480), (9, 181877760), (10, 163689984), (12, 136408320), (15, 109126656), (16, 102306240), (18, 90938880), (20, 81844992), (24, 68204160), (27, 60625920), (30, 54563328), (32, 51153120), (36, 45469440), (40, 40922496), (45, 36375552), (48, 34102080), (54, 30312960), (60, 27281664), (64, 25576560), (72, 22734720), (80, 20461248), (81, 20208640), (90, 18187776), (96, 17051040), (108, 15156480), (120, 13640832), (128, 12788280), (135, 12125184), (144, 11367360), (160, 10230624), (162, 10104320), (180, 9093888), (192, 8525520), (216, 7578240), (240, 6820416), (256, 6394140), (270, 6062592), (288, 5683680), (320, 5115312), (324, 5052160), (360, 4546944), (384, 4262760), (405, 4041728), (432, 3789120), (480, 3410208), (512, 3197070), (540, 3031296), (576, 2841840), (640, 2557656), (648, 2526080), (720, 2273472), (768, 2131380), (810, 2020864), (864, 1894560), (960, 1705104), (1024, 1598535), (1080, 1515648), (1152, 1420920), (1280, 1278828), (1296, 1263040), (1440, 1136736), (1536, 1065690), (1620, 1010432), (1728, 947280), (1920, 852552), (2160, 757824), (2304, 710460), (2560, 639414), (2592, 631520), (2880, 568368), (3072, 532845), (3240, 505216), (3456, 473640), (3840, 426276), (3947, 414720), (4320, 378912), (4608, 355230), (5120, 319707), (5184, 315760), (5760, 284184), (6480, 252608), (6912, 236820), (7680, 213138), (7894, 207360), (8640, 189456), (9216, 177615), (10368, 157880), (11520, 142092), (11841, 138240), (12960, 126304), (13824, 118410), (15360, 106569), (15788, 103680), (17280, 94728), (19735, 82944), (20736, 78940), (23040, 71046), (23682, 69120), (25920, 63152), (27648, 59205), (31576, 51840), (34560, 47364), (35523, 46080), (39470, 41472)]