2557681920

素因数分解:

$2^8\times 3^6\times 5^1\times {\mathrm{2741}}^1$

素因数の和:2780

約数の個数: 252

約数和(自身を含む): 9188820396

約数和(自身を除く): 6631138476

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, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 729, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1458, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2592, 2741, 2880, 2916, 3240, 3456, 3645, 3840, 3888, 4320, 4860, 5184, 5482, 5760, 5832, 6480, 6912, 7290, 7776, 8223, 8640, 9720, 10368, 10964, 11520, 11664, 12960, 13705, 14580, 15552, 16446, 17280, 19440, 20736, 21928, 23328, 24669, 25920, 27410, 29160, 31104, 32892, 34560, 38880, 41115, 43856, 46656, 49338, 51840, 54820, 58320, 62208, 65784, 74007, 77760, 82230, 87712, 93312, 98676, 103680, 109640, 116640, 123345, 131568, 148014, 155520, 164460, 175424, 186624, 197352, 219280, 222021, 233280, 246690, 263136, 296028, 311040, 328920, 350848, 370035, 394704, 438560, 444042, 466560, 493380, 526272, 592056, 657840, 666063, 701696, 740070, 789408, 877120, 888084, 933120, 986760, 1052544, 1110105, 1184112, 1315680, 1332126, 1480140, 1578816, 1754240, 1776168, 1973520, 1998189, 2105088, 2220210, 2368224, 2631360, 2664252, 2960280, 3157632, 3330315, 3508480, 3552336, 3947040, 3996378, 4440420, 4736448, 5262720, 5328504, 5920560, 6315264, 6660630, 7104672, 7894080, 7992756, 8880840, 9472896, 9990945, 10525440, 10657008, 11841120, 13321260, 14209344, 15788160, 15985512, 17761680, 18945792, 19981890, 21314016, 23682240, 26642520, 28418688, 31576320, 31971024, 35523360, 39963780, 42628032, 47364480, 53285040, 56837376, 63942048, 71046720, 79927560, 85256064, 94728960, 106570080, 127884096, 142093440, 159855120, 170512128, 213140160, 255768192, 284186880, 319710240, 426280320, 511536384, 639420480, 852560640, 1278840960, 2557681920]

約数ペア:

[(1, 2557681920), (2, 1278840960), (3, 852560640), (4, 639420480), (5, 511536384), (6, 426280320), (8, 319710240), (9, 284186880), (10, 255768192), (12, 213140160), (15, 170512128), (16, 159855120), (18, 142093440), (20, 127884096), (24, 106570080), (27, 94728960), (30, 85256064), (32, 79927560), (36, 71046720), (40, 63942048), (45, 56837376), (48, 53285040), (54, 47364480), (60, 42628032), (64, 39963780), (72, 35523360), (80, 31971024), (81, 31576320), (90, 28418688), (96, 26642520), (108, 23682240), (120, 21314016), (128, 19981890), (135, 18945792), (144, 17761680), (160, 15985512), (162, 15788160), (180, 14209344), (192, 13321260), (216, 11841120), (240, 10657008), (243, 10525440), (256, 9990945), (270, 9472896), (288, 8880840), (320, 7992756), (324, 7894080), (360, 7104672), (384, 6660630), (405, 6315264), (432, 5920560), (480, 5328504), (486, 5262720), (540, 4736448), (576, 4440420), (640, 3996378), (648, 3947040), (720, 3552336), (729, 3508480), (768, 3330315), (810, 3157632), (864, 2960280), (960, 2664252), (972, 2631360), (1080, 2368224), (1152, 2220210), (1215, 2105088), (1280, 1998189), (1296, 1973520), (1440, 1776168), (1458, 1754240), (1620, 1578816), (1728, 1480140), (1920, 1332126), (1944, 1315680), (2160, 1184112), (2304, 1110105), (2430, 1052544), (2592, 986760), (2741, 933120), (2880, 888084), (2916, 877120), (3240, 789408), (3456, 740070), (3645, 701696), (3840, 666063), (3888, 657840), (4320, 592056), (4860, 526272), (5184, 493380), (5482, 466560), (5760, 444042), (5832, 438560), (6480, 394704), (6912, 370035), (7290, 350848), (7776, 328920), (8223, 311040), (8640, 296028), (9720, 263136), (10368, 246690), (10964, 233280), (11520, 222021), (11664, 219280), (12960, 197352), (13705, 186624), (14580, 175424), (15552, 164460), (16446, 155520), (17280, 148014), (19440, 131568), (20736, 123345), (21928, 116640), (23328, 109640), (24669, 103680), (25920, 98676), (27410, 93312), (29160, 87712), (31104, 82230), (32892, 77760), (34560, 74007), (38880, 65784), (41115, 62208), (43856, 58320), (46656, 54820), (49338, 51840)]