1331439841920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1\times {\mathrm{8191}}^1$

素因数の和:10975

約数の個数: 256

約数和(自身を含む): 4383005736960

約数和(自身を除く): 3051565895040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2731, 2976, 3720, 3968, 4960, 5462, 5952, 7440, 8191, 8193, 9920, 10924, 11904, 13655, 14880, 16382, 16386, 19840, 21848, 24573, 27310, 29760, 32764, 32772, 40955, 40965, 43696, 49146, 54620, 59520, 65528, 65544, 81910, 81930, 84661, 87392, 98292, 109240, 122865, 131056, 131088, 163820, 163860, 169322, 174784, 196584, 218480, 245730, 253921, 253983, 262112, 262176, 327640, 327720, 338644, 349568, 393168, 423305, 436960, 491460, 507842, 507966, 524224, 524352, 655280, 655440, 677288, 761763, 786336, 846610, 873920, 982920, 1015684, 1015932, 1048448, 1048704, 1269605, 1269915, 1310560, 1310880, 1354576, 1523526, 1572672, 1693220, 1747840, 1965840, 2031368, 2031864, 2539210, 2539830, 2621120, 2621760, 2709152, 3047052, 3145344, 3386440, 3808815, 3931680, 4062736, 4063728, 5078420, 5079660, 5242240, 5243520, 5418304, 6094104, 6772880, 7617630, 7863360, 8125472, 8127456, 10156840, 10159320, 10836608, 12188208, 13545760, 15235260, 15726720, 16250944, 16254912, 20313680, 20318640, 22369621, 24376416, 27091520, 30470520, 32501888, 32509824, 40627360, 40637280, 44739242, 48752832, 54183040, 60941040, 67108863, 81254720, 81274560, 89478484, 97505664, 111848105, 121882080, 134217726, 162509440, 162549120, 178956968, 223696210, 243764160, 268435452, 335544315, 357913936, 447392420, 487528320, 536870904, 671088630, 693458251, 715827872, 894784840, 1073741808, 1342177260, 1386916502, 1431655744, 1789569680, 2080374753, 2147483616, 2684354520, 2773833004, 2863311488, 3467291255, 3579139360, 4160749506, 4294967232, 5368709040, 5547666008, 6934582510, 7158278720, 8321499012, 8589934464, 10401873765, 10737418080, 11095332016, 13869165020, 14316557440, 16642998024, 20803747530, 21474836160, 22190664032, 27738330040, 33285996048, 41607495060, 42949672320, 44381328064, 55476660080, 66571992096, 83214990120, 88762656128, 110953320160, 133143984192, 166429980240, 221906640320, 266287968384, 332859960480, 443813280640, 665719920960, 1331439841920]

約数ペア:

[(1, 1331439841920), (2, 665719920960), (3, 443813280640), (4, 332859960480), (5, 266287968384), (6, 221906640320), (8, 166429980240), (10, 133143984192), (12, 110953320160), (15, 88762656128), (16, 83214990120), (20, 66571992096), (24, 55476660080), (30, 44381328064), (31, 42949672320), (32, 41607495060), (40, 33285996048), (48, 27738330040), (60, 22190664032), (62, 21474836160), (64, 20803747530), (80, 16642998024), (93, 14316557440), (96, 13869165020), (120, 11095332016), (124, 10737418080), (128, 10401873765), (155, 8589934464), (160, 8321499012), (186, 7158278720), (192, 6934582510), (240, 5547666008), (248, 5368709040), (310, 4294967232), (320, 4160749506), (372, 3579139360), (384, 3467291255), (465, 2863311488), (480, 2773833004), (496, 2684354520), (620, 2147483616), (640, 2080374753), (744, 1789569680), (930, 1431655744), (960, 1386916502), (992, 1342177260), (1240, 1073741808), (1488, 894784840), (1860, 715827872), (1920, 693458251), (1984, 671088630), (2480, 536870904), (2731, 487528320), (2976, 447392420), (3720, 357913936), (3968, 335544315), (4960, 268435452), (5462, 243764160), (5952, 223696210), (7440, 178956968), (8191, 162549120), (8193, 162509440), (9920, 134217726), (10924, 121882080), (11904, 111848105), (13655, 97505664), (14880, 89478484), (16382, 81274560), (16386, 81254720), (19840, 67108863), (21848, 60941040), (24573, 54183040), (27310, 48752832), (29760, 44739242), (32764, 40637280), (32772, 40627360), (40955, 32509824), (40965, 32501888), (43696, 30470520), (49146, 27091520), (54620, 24376416), (59520, 22369621), (65528, 20318640), (65544, 20313680), (81910, 16254912), (81930, 16250944), (84661, 15726720), (87392, 15235260), (98292, 13545760), (109240, 12188208), (122865, 10836608), (131056, 10159320), (131088, 10156840), (163820, 8127456), (163860, 8125472), (169322, 7863360), (174784, 7617630), (196584, 6772880), (218480, 6094104), (245730, 5418304), (253921, 5243520), (253983, 5242240), (262112, 5079660), (262176, 5078420), (327640, 4063728), (327720, 4062736), (338644, 3931680), (349568, 3808815), (393168, 3386440), (423305, 3145344), (436960, 3047052), (491460, 2709152), (507842, 2621760), (507966, 2621120), (524224, 2539830), (524352, 2539210), (655280, 2031864), (655440, 2031368), (677288, 1965840), (761763, 1747840), (786336, 1693220), (846610, 1572672), (873920, 1523526), (982920, 1354576), (1015684, 1310880), (1015932, 1310560), (1048448, 1269915), (1048704, 1269605)]