20454037920

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{7649}}^1$

素因数の和:8292

約数の個数: 192

約数和(自身を含む): 71714160000

約数和(自身を除く): 51260122080

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, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 619, 720, 864, 1080, 1238, 1440, 1857, 2160, 2476, 3095, 3714, 4320, 4952, 5571, 6190, 7428, 7649, 9285, 9904, 11142, 12380, 14856, 15298, 16713, 18570, 19808, 22284, 22947, 24760, 27855, 29712, 30596, 33426, 37140, 38245, 44568, 45894, 49520, 55710, 59424, 61192, 66852, 68841, 74280, 76490, 83565, 89136, 91788, 99040, 111420, 114735, 122384, 133704, 137682, 148560, 152980, 167130, 178272, 183576, 206523, 222840, 229470, 244768, 267408, 275364, 297120, 305960, 334260, 344205, 367152, 413046, 445680, 458940, 534816, 550728, 611920, 668520, 688410, 734304, 826092, 891360, 917880, 1032615, 1101456, 1223840, 1337040, 1376820, 1652184, 1835760, 2065230, 2202912, 2674080, 2753640, 3304368, 3671520, 4130460, 4734731, 5507280, 6608736, 8260920, 9469462, 11014560, 14204193, 16521840, 18938924, 23673655, 28408386, 33043680, 37877848, 42612579, 47347310, 56816772, 71020965, 75755696, 85225158, 94694620, 113633544, 127837737, 142041930, 151511392, 170450316, 189389240, 213062895, 227267088, 255675474, 284083860, 340900632, 378778480, 426125790, 454534176, 511350948, 568167720, 639188685, 681801264, 757556960, 852251580, 1022701896, 1136335440, 1278377370, 1363602528, 1704503160, 2045403792, 2272670880, 2556754740, 3409006320, 4090807584, 5113509480, 6818012640, 10227018960, 20454037920]

約数ペア:

[(1, 20454037920), (2, 10227018960), (3, 6818012640), (4, 5113509480), (5, 4090807584), (6, 3409006320), (8, 2556754740), (9, 2272670880), (10, 2045403792), (12, 1704503160), (15, 1363602528), (16, 1278377370), (18, 1136335440), (20, 1022701896), (24, 852251580), (27, 757556960), (30, 681801264), (32, 639188685), (36, 568167720), (40, 511350948), (45, 454534176), (48, 426125790), (54, 378778480), (60, 340900632), (72, 284083860), (80, 255675474), (90, 227267088), (96, 213062895), (108, 189389240), (120, 170450316), (135, 151511392), (144, 142041930), (160, 127837737), (180, 113633544), (216, 94694620), (240, 85225158), (270, 75755696), (288, 71020965), (360, 56816772), (432, 47347310), (480, 42612579), (540, 37877848), (619, 33043680), (720, 28408386), (864, 23673655), (1080, 18938924), (1238, 16521840), (1440, 14204193), (1857, 11014560), (2160, 9469462), (2476, 8260920), (3095, 6608736), (3714, 5507280), (4320, 4734731), (4952, 4130460), (5571, 3671520), (6190, 3304368), (7428, 2753640), (7649, 2674080), (9285, 2202912), (9904, 2065230), (11142, 1835760), (12380, 1652184), (14856, 1376820), (15298, 1337040), (16713, 1223840), (18570, 1101456), (19808, 1032615), (22284, 917880), (22947, 891360), (24760, 826092), (27855, 734304), (29712, 688410), (30596, 668520), (33426, 611920), (37140, 550728), (38245, 534816), (44568, 458940), (45894, 445680), (49520, 413046), (55710, 367152), (59424, 344205), (61192, 334260), (66852, 305960), (68841, 297120), (74280, 275364), (76490, 267408), (83565, 244768), (89136, 229470), (91788, 222840), (99040, 206523), (111420, 183576), (114735, 178272), (122384, 167130), (133704, 152980), (137682, 148560)]