1918378080

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{16447}}^1$

素因数の和:16480

約数の個数: 168

約数和(自身を含む): 6795556992

約数和(自身を除く): 4877178912

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, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1944, 2160, 2430, 2592, 2916, 3240, 3645, 3888, 4320, 4860, 5832, 6480, 7290, 7776, 9720, 11664, 12960, 14580, 16447, 19440, 23328, 29160, 32894, 38880, 49341, 58320, 65788, 82235, 98682, 116640, 131576, 148023, 164470, 197364, 246705, 263152, 296046, 328940, 394728, 444069, 493410, 526304, 592092, 657880, 740115, 789456, 888138, 986820, 1184184, 1315760, 1332207, 1480230, 1578912, 1776276, 1973640, 2220345, 2368368, 2631520, 2664414, 2960460, 3552552, 3947280, 3996621, 4440690, 4736736, 5328828, 5920920, 6661035, 7105104, 7894560, 7993242, 8881380, 10657656, 11841840, 11989863, 13322070, 14210208, 15986484, 17762760, 19983105, 21315312, 23683680, 23979726, 26644140, 31972968, 35525520, 39966210, 42630624, 47959452, 53288280, 59949315, 63945936, 71051040, 79932420, 95918904, 106576560, 119898630, 127891872, 159864840, 191837808, 213153120, 239797260, 319729680, 383675616, 479594520, 639459360, 959189040, 1918378080]

約数ペア:

[(1, 1918378080), (2, 959189040), (3, 639459360), (4, 479594520), (5, 383675616), (6, 319729680), (8, 239797260), (9, 213153120), (10, 191837808), (12, 159864840), (15, 127891872), (16, 119898630), (18, 106576560), (20, 95918904), (24, 79932420), (27, 71051040), (30, 63945936), (32, 59949315), (36, 53288280), (40, 47959452), (45, 42630624), (48, 39966210), (54, 35525520), (60, 31972968), (72, 26644140), (80, 23979726), (81, 23683680), (90, 21315312), (96, 19983105), (108, 17762760), (120, 15986484), (135, 14210208), (144, 13322070), (160, 11989863), (162, 11841840), (180, 10657656), (216, 8881380), (240, 7993242), (243, 7894560), (270, 7105104), (288, 6661035), (324, 5920920), (360, 5328828), (405, 4736736), (432, 4440690), (480, 3996621), (486, 3947280), (540, 3552552), (648, 2960460), (720, 2664414), (729, 2631520), (810, 2368368), (864, 2220345), (972, 1973640), (1080, 1776276), (1215, 1578912), (1296, 1480230), (1440, 1332207), (1458, 1315760), (1620, 1184184), (1944, 986820), (2160, 888138), (2430, 789456), (2592, 740115), (2916, 657880), (3240, 592092), (3645, 526304), (3888, 493410), (4320, 444069), (4860, 394728), (5832, 328940), (6480, 296046), (7290, 263152), (7776, 246705), (9720, 197364), (11664, 164470), (12960, 148023), (14580, 131576), (16447, 116640), (19440, 98682), (23328, 82235), (29160, 65788), (32894, 58320), (38880, 49341)]