7890397920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{941}}^1$

素因数の和:1615

約数の個数: 240

約数和(自身を含む): 27919207008

約数和(自身を除く): 20028809088

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, 270, 288, 324, 360, 405, 432, 480, 540, 647, 648, 720, 810, 864, 941, 1080, 1294, 1296, 1440, 1620, 1882, 1941, 2160, 2588, 2592, 2823, 3235, 3240, 3764, 3882, 4320, 4705, 5176, 5646, 5823, 6470, 6480, 7528, 7764, 8469, 9410, 9705, 10352, 11292, 11646, 12940, 12960, 14115, 15056, 15528, 16938, 17469, 18820, 19410, 20704, 22584, 23292, 25407, 25880, 28230, 29115, 30112, 31056, 33876, 34938, 37640, 38820, 42345, 45168, 46584, 50814, 51760, 52407, 56460, 58230, 62112, 67752, 69876, 75280, 76221, 77640, 84690, 87345, 90336, 93168, 101628, 103520, 104814, 112920, 116460, 127035, 135504, 139752, 150560, 152442, 155280, 169380, 174690, 186336, 203256, 209628, 225840, 232920, 254070, 262035, 271008, 279504, 304884, 310560, 338760, 349380, 381105, 406512, 419256, 451680, 465840, 508140, 524070, 559008, 608827, 609768, 677520, 698760, 762210, 813024, 838512, 931680, 1016280, 1048140, 1217654, 1219536, 1355040, 1397520, 1524420, 1677024, 1826481, 2032560, 2096280, 2435308, 2439072, 2795040, 3044135, 3048840, 3652962, 4065120, 4192560, 4870616, 5479443, 6088270, 6097680, 7305924, 8385120, 9132405, 9741232, 10958886, 12176540, 12195360, 14611848, 16438329, 18264810, 19482464, 21917772, 24353080, 27397215, 29223696, 32876658, 36529620, 43835544, 48706160, 49314987, 54794430, 58447392, 65753316, 73059240, 82191645, 87671088, 97412320, 98629974, 109588860, 131506632, 146118480, 164383290, 175342176, 197259948, 219177720, 246574935, 263013264, 292236960, 328766580, 394519896, 438355440, 493149870, 526026528, 657533160, 789039792, 876710880, 986299740, 1315066320, 1578079584, 1972599480, 2630132640, 3945198960, 7890397920]

約数ペア:

[(1, 7890397920), (2, 3945198960), (3, 2630132640), (4, 1972599480), (5, 1578079584), (6, 1315066320), (8, 986299740), (9, 876710880), (10, 789039792), (12, 657533160), (15, 526026528), (16, 493149870), (18, 438355440), (20, 394519896), (24, 328766580), (27, 292236960), (30, 263013264), (32, 246574935), (36, 219177720), (40, 197259948), (45, 175342176), (48, 164383290), (54, 146118480), (60, 131506632), (72, 109588860), (80, 98629974), (81, 97412320), (90, 87671088), (96, 82191645), (108, 73059240), (120, 65753316), (135, 58447392), (144, 54794430), (160, 49314987), (162, 48706160), (180, 43835544), (216, 36529620), (240, 32876658), (270, 29223696), (288, 27397215), (324, 24353080), (360, 21917772), (405, 19482464), (432, 18264810), (480, 16438329), (540, 14611848), (647, 12195360), (648, 12176540), (720, 10958886), (810, 9741232), (864, 9132405), (941, 8385120), (1080, 7305924), (1294, 6097680), (1296, 6088270), (1440, 5479443), (1620, 4870616), (1882, 4192560), (1941, 4065120), (2160, 3652962), (2588, 3048840), (2592, 3044135), (2823, 2795040), (3235, 2439072), (3240, 2435308), (3764, 2096280), (3882, 2032560), (4320, 1826481), (4705, 1677024), (5176, 1524420), (5646, 1397520), (5823, 1355040), (6470, 1219536), (6480, 1217654), (7528, 1048140), (7764, 1016280), (8469, 931680), (9410, 838512), (9705, 813024), (10352, 762210), (11292, 698760), (11646, 677520), (12940, 609768), (12960, 608827), (14115, 559008), (15056, 524070), (15528, 508140), (16938, 465840), (17469, 451680), (18820, 419256), (19410, 406512), (20704, 381105), (22584, 349380), (23292, 338760), (25407, 310560), (25880, 304884), (28230, 279504), (29115, 271008), (30112, 262035), (31056, 254070), (33876, 232920), (34938, 225840), (37640, 209628), (38820, 203256), (42345, 186336), (45168, 174690), (46584, 169380), (50814, 155280), (51760, 152442), (52407, 150560), (56460, 139752), (58230, 135504), (62112, 127035), (67752, 116460), (69876, 112920), (75280, 104814), (76221, 103520), (77640, 101628), (84690, 93168), (87345, 90336)]