2149431680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1447}}^1$

素因数の和:1688

約数の個数: 128

約数和(自身を含む): 5636079360

約数和(自身を除く): 3486647680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 211, 220, 320, 352, 422, 440, 640, 704, 844, 880, 1055, 1408, 1447, 1688, 1760, 2110, 2321, 2894, 3376, 3520, 4220, 4642, 5788, 6752, 7040, 7235, 8440, 9284, 11576, 11605, 13504, 14470, 15917, 16880, 18568, 23152, 23210, 27008, 28940, 31834, 33760, 37136, 46304, 46420, 57880, 63668, 67520, 74272, 79585, 92608, 92840, 115760, 127336, 135040, 148544, 159170, 185216, 185680, 231520, 254672, 297088, 305317, 318340, 371360, 463040, 509344, 610634, 636680, 742720, 926080, 1018688, 1221268, 1273360, 1485440, 1526585, 2037376, 2442536, 2546720, 3053170, 3358487, 4885072, 5093440, 6106340, 6716974, 9770144, 10186880, 12212680, 13433948, 16792435, 19540288, 24425360, 26867896, 33584870, 39080576, 48850720, 53735792, 67169740, 97701440, 107471584, 134339480, 195402880, 214943168, 268678960, 429886336, 537357920, 1074715840, 2149431680]

約数ペア:

[(1, 2149431680), (2, 1074715840), (4, 537357920), (5, 429886336), (8, 268678960), (10, 214943168), (11, 195402880), (16, 134339480), (20, 107471584), (22, 97701440), (32, 67169740), (40, 53735792), (44, 48850720), (55, 39080576), (64, 33584870), (80, 26867896), (88, 24425360), (110, 19540288), (128, 16792435), (160, 13433948), (176, 12212680), (211, 10186880), (220, 9770144), (320, 6716974), (352, 6106340), (422, 5093440), (440, 4885072), (640, 3358487), (704, 3053170), (844, 2546720), (880, 2442536), (1055, 2037376), (1408, 1526585), (1447, 1485440), (1688, 1273360), (1760, 1221268), (2110, 1018688), (2321, 926080), (2894, 742720), (3376, 636680), (3520, 610634), (4220, 509344), (4642, 463040), (5788, 371360), (6752, 318340), (7040, 305317), (7235, 297088), (8440, 254672), (9284, 231520), (11576, 185680), (11605, 185216), (13504, 159170), (14470, 148544), (15917, 135040), (16880, 127336), (18568, 115760), (23152, 92840), (23210, 92608), (27008, 79585), (28940, 74272), (31834, 67520), (33760, 63668), (37136, 57880), (46304, 46420)]