220808160

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:750

約数の個数: 192

約数和(自身を含む): 783820800

約数和(自身を除く): 563012640

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, 79, 80, 90, 96, 108, 120, 135, 144, 158, 160, 180, 216, 237, 240, 270, 288, 316, 360, 395, 432, 474, 480, 540, 632, 647, 711, 720, 790, 864, 948, 1080, 1185, 1264, 1294, 1422, 1440, 1580, 1896, 1941, 2133, 2160, 2370, 2528, 2588, 2844, 3160, 3235, 3555, 3792, 3882, 4266, 4320, 4740, 5176, 5688, 5823, 6320, 6470, 7110, 7584, 7764, 8532, 9480, 9705, 10352, 10665, 11376, 11646, 12640, 12940, 14220, 15528, 17064, 17469, 18960, 19410, 20704, 21330, 22752, 23292, 25880, 28440, 29115, 31056, 34128, 34938, 37920, 38820, 42660, 46584, 51113, 51760, 56880, 58230, 62112, 68256, 69876, 77640, 85320, 87345, 93168, 102226, 103520, 113760, 116460, 139752, 153339, 155280, 170640, 174690, 186336, 204452, 232920, 255565, 279504, 306678, 310560, 341280, 349380, 408904, 460017, 465840, 511130, 559008, 613356, 698760, 766695, 817808, 920034, 931680, 1022260, 1226712, 1380051, 1397520, 1533390, 1635616, 1840068, 2044520, 2300085, 2453424, 2760102, 2795040, 3066780, 3680136, 4089040, 4600170, 4906848, 5520204, 6133560, 6900255, 7360272, 8178080, 9200340, 11040408, 12267120, 13800510, 14720544, 18400680, 22080816, 24534240, 27601020, 36801360, 44161632, 55202040, 73602720, 110404080, 220808160]

約数ペア:

[(1, 220808160), (2, 110404080), (3, 73602720), (4, 55202040), (5, 44161632), (6, 36801360), (8, 27601020), (9, 24534240), (10, 22080816), (12, 18400680), (15, 14720544), (16, 13800510), (18, 12267120), (20, 11040408), (24, 9200340), (27, 8178080), (30, 7360272), (32, 6900255), (36, 6133560), (40, 5520204), (45, 4906848), (48, 4600170), (54, 4089040), (60, 3680136), (72, 3066780), (79, 2795040), (80, 2760102), (90, 2453424), (96, 2300085), (108, 2044520), (120, 1840068), (135, 1635616), (144, 1533390), (158, 1397520), (160, 1380051), (180, 1226712), (216, 1022260), (237, 931680), (240, 920034), (270, 817808), (288, 766695), (316, 698760), (360, 613356), (395, 559008), (432, 511130), (474, 465840), (480, 460017), (540, 408904), (632, 349380), (647, 341280), (711, 310560), (720, 306678), (790, 279504), (864, 255565), (948, 232920), (1080, 204452), (1185, 186336), (1264, 174690), (1294, 170640), (1422, 155280), (1440, 153339), (1580, 139752), (1896, 116460), (1941, 113760), (2133, 103520), (2160, 102226), (2370, 93168), (2528, 87345), (2588, 85320), (2844, 77640), (3160, 69876), (3235, 68256), (3555, 62112), (3792, 58230), (3882, 56880), (4266, 51760), (4320, 51113), (4740, 46584), (5176, 42660), (5688, 38820), (5823, 37920), (6320, 34938), (6470, 34128), (7110, 31056), (7584, 29115), (7764, 28440), (8532, 25880), (9480, 23292), (9705, 22752), (10352, 21330), (10665, 20704), (11376, 19410), (11646, 18960), (12640, 17469), (12940, 17064), (14220, 15528)]