20184517440

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{15679}}^1$

素因数の和:15854

約数の個数: 224

約数和(自身を含む): 71688960000

約数和(自身を除く): 51504442560

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, 90, 96, 108, 120, 135, 144, 149, 160, 180, 192, 216, 240, 270, 288, 298, 320, 360, 432, 447, 480, 540, 576, 596, 720, 745, 864, 894, 960, 1080, 1192, 1341, 1440, 1490, 1728, 1788, 2160, 2235, 2384, 2682, 2880, 2980, 3576, 4023, 4320, 4470, 4768, 5364, 5960, 6705, 7152, 8046, 8640, 8940, 9536, 10728, 11920, 13410, 14304, 15679, 16092, 17880, 20115, 21456, 23840, 26820, 28608, 31358, 32184, 35760, 40230, 42912, 47037, 47680, 53640, 62716, 64368, 71520, 78395, 80460, 85824, 94074, 107280, 125432, 128736, 141111, 143040, 156790, 160920, 188148, 214560, 235185, 250864, 257472, 282222, 313580, 321840, 376296, 423333, 429120, 470370, 501728, 564444, 627160, 643680, 705555, 752592, 846666, 940740, 1003456, 1128888, 1254320, 1287360, 1411110, 1505184, 1693332, 1881480, 2116665, 2257776, 2336171, 2508640, 2822220, 3010368, 3386664, 3762960, 4233330, 4515552, 4672342, 5017280, 5644440, 6773328, 7008513, 7525920, 8466660, 9031104, 9344684, 11288880, 11680855, 13546656, 14017026, 15051840, 16933320, 18689368, 21025539, 22577760, 23361710, 27093312, 28034052, 33866640, 35042565, 37378736, 42051078, 45155520, 46723420, 56068104, 63076617, 67733280, 70085130, 74757472, 84102156, 93446840, 105127695, 112136208, 126153234, 135466560, 140170260, 149514944, 168204312, 186893680, 210255390, 224272416, 252306468, 280340520, 315383085, 336408624, 373787360, 420510780, 448544832, 504612936, 560681040, 630766170, 672817248, 747574720, 841021560, 1009225872, 1121362080, 1261532340, 1345634496, 1682043120, 2018451744, 2242724160, 2523064680, 3364086240, 4036903488, 5046129360, 6728172480, 10092258720, 20184517440]

約数ペア:

[(1, 20184517440), (2, 10092258720), (3, 6728172480), (4, 5046129360), (5, 4036903488), (6, 3364086240), (8, 2523064680), (9, 2242724160), (10, 2018451744), (12, 1682043120), (15, 1345634496), (16, 1261532340), (18, 1121362080), (20, 1009225872), (24, 841021560), (27, 747574720), (30, 672817248), (32, 630766170), (36, 560681040), (40, 504612936), (45, 448544832), (48, 420510780), (54, 373787360), (60, 336408624), (64, 315383085), (72, 280340520), (80, 252306468), (90, 224272416), (96, 210255390), (108, 186893680), (120, 168204312), (135, 149514944), (144, 140170260), (149, 135466560), (160, 126153234), (180, 112136208), (192, 105127695), (216, 93446840), (240, 84102156), (270, 74757472), (288, 70085130), (298, 67733280), (320, 63076617), (360, 56068104), (432, 46723420), (447, 45155520), (480, 42051078), (540, 37378736), (576, 35042565), (596, 33866640), (720, 28034052), (745, 27093312), (864, 23361710), (894, 22577760), (960, 21025539), (1080, 18689368), (1192, 16933320), (1341, 15051840), (1440, 14017026), (1490, 13546656), (1728, 11680855), (1788, 11288880), (2160, 9344684), (2235, 9031104), (2384, 8466660), (2682, 7525920), (2880, 7008513), (2980, 6773328), (3576, 5644440), (4023, 5017280), (4320, 4672342), (4470, 4515552), (4768, 4233330), (5364, 3762960), (5960, 3386664), (6705, 3010368), (7152, 2822220), (8046, 2508640), (8640, 2336171), (8940, 2257776), (9536, 2116665), (10728, 1881480), (11920, 1693332), (13410, 1505184), (14304, 1411110), (15679, 1287360), (16092, 1254320), (17880, 1128888), (20115, 1003456), (21456, 940740), (23840, 846666), (26820, 752592), (28608, 705555), (31358, 643680), (32184, 627160), (35760, 564444), (40230, 501728), (42912, 470370), (47037, 429120), (47680, 423333), (53640, 376296), (62716, 321840), (64368, 313580), (71520, 282222), (78395, 257472), (80460, 250864), (85824, 235185), (94074, 214560), (107280, 188148), (125432, 160920), (128736, 156790), (141111, 143040)]