1991437056

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:632

約数の個数: 288

約数和(自身を含む): 6828595200

約数和(自身を除く): 4837158144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 79, 84, 96, 108, 112, 126, 128, 144, 158, 168, 189, 192, 216, 224, 237, 252, 256, 288, 316, 336, 378, 384, 432, 448, 474, 504, 521, 553, 576, 632, 672, 711, 756, 768, 864, 896, 948, 1008, 1042, 1106, 1152, 1264, 1344, 1422, 1512, 1563, 1659, 1728, 1792, 1896, 2016, 2084, 2133, 2212, 2304, 2528, 2688, 2844, 3024, 3126, 3318, 3456, 3647, 3792, 4032, 4168, 4266, 4424, 4689, 4977, 5056, 5376, 5688, 6048, 6252, 6636, 6912, 7294, 7584, 8064, 8336, 8532, 8848, 9378, 9954, 10112, 10941, 11376, 12096, 12504, 13272, 14067, 14588, 14931, 15168, 16128, 16672, 17064, 17696, 18756, 19908, 20224, 21882, 22752, 24192, 25008, 26544, 28134, 29176, 29862, 30336, 32823, 33344, 34128, 35392, 37512, 39816, 41159, 43764, 45504, 48384, 50016, 53088, 56268, 58352, 59724, 60672, 65646, 66688, 68256, 70784, 75024, 79632, 82318, 87528, 91008, 98469, 100032, 106176, 112536, 116704, 119448, 123477, 131292, 133376, 136512, 141568, 150048, 159264, 164636, 175056, 182016, 196938, 200064, 212352, 225072, 233408, 238896, 246954, 262584, 273024, 288113, 300096, 318528, 329272, 350112, 370431, 393876, 400128, 424704, 450144, 466816, 477792, 493908, 525168, 546048, 576226, 600192, 637056, 658544, 700224, 740862, 787752, 864339, 900288, 933632, 955584, 987816, 1050336, 1111293, 1152452, 1200384, 1274112, 1317088, 1400448, 1481724, 1575504, 1728678, 1800576, 1911168, 1975632, 2100672, 2222586, 2304904, 2593017, 2634176, 2800896, 2963448, 3151008, 3457356, 3601152, 3822336, 3951264, 4201344, 4445172, 4609808, 5186034, 5268352, 5926896, 6302016, 6914712, 7779051, 7902528, 8402688, 8890344, 9219616, 10372068, 10536704, 11853792, 12604032, 13829424, 15558102, 15805056, 17780688, 18439232, 20744136, 23707584, 25208064, 27658848, 31116204, 31610112, 35561376, 36878464, 41488272, 47415168, 55317696, 62232408, 71122752, 73756928, 82976544, 94830336, 110635392, 124464816, 142245504, 165953088, 221270784, 248929632, 284491008, 331906176, 497859264, 663812352, 995718528, 1991437056]

約数ペア:

[(1, 1991437056), (2, 995718528), (3, 663812352), (4, 497859264), (6, 331906176), (7, 284491008), (8, 248929632), (9, 221270784), (12, 165953088), (14, 142245504), (16, 124464816), (18, 110635392), (21, 94830336), (24, 82976544), (27, 73756928), (28, 71122752), (32, 62232408), (36, 55317696), (42, 47415168), (48, 41488272), (54, 36878464), (56, 35561376), (63, 31610112), (64, 31116204), (72, 27658848), (79, 25208064), (84, 23707584), (96, 20744136), (108, 18439232), (112, 17780688), (126, 15805056), (128, 15558102), (144, 13829424), (158, 12604032), (168, 11853792), (189, 10536704), (192, 10372068), (216, 9219616), (224, 8890344), (237, 8402688), (252, 7902528), (256, 7779051), (288, 6914712), (316, 6302016), (336, 5926896), (378, 5268352), (384, 5186034), (432, 4609808), (448, 4445172), (474, 4201344), (504, 3951264), (521, 3822336), (553, 3601152), (576, 3457356), (632, 3151008), (672, 2963448), (711, 2800896), (756, 2634176), (768, 2593017), (864, 2304904), (896, 2222586), (948, 2100672), (1008, 1975632), (1042, 1911168), (1106, 1800576), (1152, 1728678), (1264, 1575504), (1344, 1481724), (1422, 1400448), (1512, 1317088), (1563, 1274112), (1659, 1200384), (1728, 1152452), (1792, 1111293), (1896, 1050336), (2016, 987816), (2084, 955584), (2133, 933632), (2212, 900288), (2304, 864339), (2528, 787752), (2688, 740862), (2844, 700224), (3024, 658544), (3126, 637056), (3318, 600192), (3456, 576226), (3647, 546048), (3792, 525168), (4032, 493908), (4168, 477792), (4266, 466816), (4424, 450144), (4689, 424704), (4977, 400128), (5056, 393876), (5376, 370431), (5688, 350112), (6048, 329272), (6252, 318528), (6636, 300096), (6912, 288113), (7294, 273024), (7584, 262584), (8064, 246954), (8336, 238896), (8532, 233408), (8848, 225072), (9378, 212352), (9954, 200064), (10112, 196938), (10941, 182016), (11376, 175056), (12096, 164636), (12504, 159264), (13272, 150048), (14067, 141568), (14588, 136512), (14931, 133376), (15168, 131292), (16128, 123477), (16672, 119448), (17064, 116704), (17696, 112536), (18756, 106176), (19908, 100032), (20224, 98469), (21882, 91008), (22752, 87528), (24192, 82318), (25008, 79632), (26544, 75024), (28134, 70784), (29176, 68256), (29862, 66688), (30336, 65646), (32823, 60672), (33344, 59724), (34128, 58352), (35392, 56268), (37512, 53088), (39816, 50016), (41159, 48384), (43764, 45504)]