20460672000

素因数分解:

$2^{10}\times 3^2\times 5^3\times {\mathrm{17761}}^1$

素因数の和:17802

約数の個数: 264

約数和(自身を含む): 73735674792

約数和(自身を除く): 53275002792

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 125, 128, 144, 150, 160, 180, 192, 200, 225, 240, 250, 256, 288, 300, 320, 360, 375, 384, 400, 450, 480, 500, 512, 576, 600, 640, 720, 750, 768, 800, 900, 960, 1000, 1024, 1125, 1152, 1200, 1280, 1440, 1500, 1536, 1600, 1800, 1920, 2000, 2250, 2304, 2400, 2560, 2880, 3000, 3072, 3200, 3600, 3840, 4000, 4500, 4608, 4800, 5120, 5760, 6000, 6400, 7200, 7680, 8000, 9000, 9216, 9600, 11520, 12000, 12800, 14400, 15360, 16000, 17761, 18000, 19200, 23040, 24000, 25600, 28800, 32000, 35522, 36000, 38400, 46080, 48000, 53283, 57600, 64000, 71044, 72000, 76800, 88805, 96000, 106566, 115200, 128000, 142088, 144000, 159849, 177610, 192000, 213132, 230400, 266415, 284176, 288000, 319698, 355220, 384000, 426264, 444025, 532830, 568352, 576000, 639396, 710440, 799245, 852528, 888050, 1065660, 1136704, 1152000, 1278792, 1332075, 1420880, 1598490, 1705056, 1776100, 2131320, 2220125, 2273408, 2557584, 2664150, 2841760, 3196980, 3410112, 3552200, 3996225, 4262640, 4440250, 4546816, 5115168, 5328300, 5683520, 6393960, 6660375, 6820224, 7104400, 7992450, 8525280, 8880500, 9093632, 10230336, 10656600, 11367040, 12787920, 13320750, 13640448, 14208800, 15984900, 17050560, 17761000, 18187264, 19981125, 20460672, 21313200, 22734080, 25575840, 26641500, 27280896, 28417600, 31969800, 34101120, 35522000, 39962250, 40921344, 42626400, 45468160, 51151680, 53283000, 54561792, 56835200, 63939600, 68202240, 71044000, 79924500, 81842688, 85252800, 90936320, 102303360, 106566000, 113670400, 127879200, 136404480, 142088000, 159849000, 163685376, 170505600, 204606720, 213132000, 227340800, 255758400, 272808960, 284176000, 319698000, 341011200, 409213440, 426264000, 454681600, 511516800, 568352000, 639396000, 682022400, 818426880, 852528000, 1023033600, 1136704000, 1278792000, 1364044800, 1705056000, 2046067200, 2273408000, 2557584000, 3410112000, 4092134400, 5115168000, 6820224000, 10230336000, 20460672000]

約数ペア:

[(1, 20460672000), (2, 10230336000), (3, 6820224000), (4, 5115168000), (5, 4092134400), (6, 3410112000), (8, 2557584000), (9, 2273408000), (10, 2046067200), (12, 1705056000), (15, 1364044800), (16, 1278792000), (18, 1136704000), (20, 1023033600), (24, 852528000), (25, 818426880), (30, 682022400), (32, 639396000), (36, 568352000), (40, 511516800), (45, 454681600), (48, 426264000), (50, 409213440), (60, 341011200), (64, 319698000), (72, 284176000), (75, 272808960), (80, 255758400), (90, 227340800), (96, 213132000), (100, 204606720), (120, 170505600), (125, 163685376), (128, 159849000), (144, 142088000), (150, 136404480), (160, 127879200), (180, 113670400), (192, 106566000), (200, 102303360), (225, 90936320), (240, 85252800), (250, 81842688), (256, 79924500), (288, 71044000), (300, 68202240), (320, 63939600), (360, 56835200), (375, 54561792), (384, 53283000), (400, 51151680), (450, 45468160), (480, 42626400), (500, 40921344), (512, 39962250), (576, 35522000), (600, 34101120), (640, 31969800), (720, 28417600), (750, 27280896), (768, 26641500), (800, 25575840), (900, 22734080), (960, 21313200), (1000, 20460672), (1024, 19981125), (1125, 18187264), (1152, 17761000), (1200, 17050560), (1280, 15984900), (1440, 14208800), (1500, 13640448), (1536, 13320750), (1600, 12787920), (1800, 11367040), (1920, 10656600), (2000, 10230336), (2250, 9093632), (2304, 8880500), (2400, 8525280), (2560, 7992450), (2880, 7104400), (3000, 6820224), (3072, 6660375), (3200, 6393960), (3600, 5683520), (3840, 5328300), (4000, 5115168), (4500, 4546816), (4608, 4440250), (4800, 4262640), (5120, 3996225), (5760, 3552200), (6000, 3410112), (6400, 3196980), (7200, 2841760), (7680, 2664150), (8000, 2557584), (9000, 2273408), (9216, 2220125), (9600, 2131320), (11520, 1776100), (12000, 1705056), (12800, 1598490), (14400, 1420880), (15360, 1332075), (16000, 1278792), (17761, 1152000), (18000, 1136704), (19200, 1065660), (23040, 888050), (24000, 852528), (25600, 799245), (28800, 710440), (32000, 639396), (35522, 576000), (36000, 568352), (38400, 532830), (46080, 444025), (48000, 426264), (53283, 384000), (57600, 355220), (64000, 319698), (71044, 288000), (72000, 284176), (76800, 266415), (88805, 230400), (96000, 213132), (106566, 192000), (115200, 177610), (128000, 159849), (142088, 144000)]