128352840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{479}}^1$

素因数の和:540

約数の個数: 256

約数和(自身を含む): 497664000

約数和(自身を除く): 369311160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 29, 30, 33, 35, 40, 42, 44, 55, 56, 58, 60, 66, 70, 77, 84, 87, 88, 105, 110, 116, 120, 132, 140, 145, 154, 165, 168, 174, 203, 210, 220, 231, 232, 264, 280, 290, 308, 319, 330, 348, 385, 406, 420, 435, 440, 462, 479, 580, 609, 616, 638, 660, 696, 770, 812, 840, 870, 924, 957, 958, 1015, 1155, 1160, 1218, 1276, 1320, 1437, 1540, 1595, 1624, 1740, 1848, 1914, 1916, 2030, 2233, 2310, 2395, 2436, 2552, 2874, 3045, 3080, 3190, 3353, 3480, 3828, 3832, 4060, 4466, 4620, 4785, 4790, 4872, 5269, 5748, 6090, 6380, 6699, 6706, 7185, 7656, 8120, 8932, 9240, 9570, 9580, 10059, 10538, 11165, 11496, 12180, 12760, 13398, 13412, 13891, 14370, 15807, 16765, 17864, 19140, 19160, 20118, 21076, 22330, 24360, 26345, 26796, 26824, 27782, 28740, 31614, 33495, 33530, 36883, 38280, 40236, 41673, 42152, 44660, 50295, 52690, 53592, 55564, 57480, 63228, 66990, 67060, 69455, 73766, 79035, 80472, 83346, 89320, 97237, 100590, 105380, 110649, 111128, 126456, 133980, 134120, 138910, 147532, 152801, 158070, 166692, 184415, 194474, 201180, 208365, 210760, 221298, 267960, 277820, 291711, 295064, 305602, 316140, 333384, 368830, 388948, 402360, 416730, 442596, 458403, 486185, 553245, 555640, 583422, 611204, 632280, 737660, 764005, 777896, 833460, 885192, 916806, 972370, 1069607, 1106490, 1166844, 1222408, 1458555, 1475320, 1528010, 1666920, 1833612, 1944740, 2139214, 2212980, 2292015, 2333688, 2917110, 3056020, 3208821, 3667224, 3889480, 4278428, 4425960, 4584030, 5348035, 5834220, 6112040, 6417642, 8556856, 9168060, 10696070, 11668440, 12835284, 16044105, 18336120, 21392140, 25670568, 32088210, 42784280, 64176420, 128352840]

約数ペア:

[(1, 128352840), (2, 64176420), (3, 42784280), (4, 32088210), (5, 25670568), (6, 21392140), (7, 18336120), (8, 16044105), (10, 12835284), (11, 11668440), (12, 10696070), (14, 9168060), (15, 8556856), (20, 6417642), (21, 6112040), (22, 5834220), (24, 5348035), (28, 4584030), (29, 4425960), (30, 4278428), (33, 3889480), (35, 3667224), (40, 3208821), (42, 3056020), (44, 2917110), (55, 2333688), (56, 2292015), (58, 2212980), (60, 2139214), (66, 1944740), (70, 1833612), (77, 1666920), (84, 1528010), (87, 1475320), (88, 1458555), (105, 1222408), (110, 1166844), (116, 1106490), (120, 1069607), (132, 972370), (140, 916806), (145, 885192), (154, 833460), (165, 777896), (168, 764005), (174, 737660), (203, 632280), (210, 611204), (220, 583422), (231, 555640), (232, 553245), (264, 486185), (280, 458403), (290, 442596), (308, 416730), (319, 402360), (330, 388948), (348, 368830), (385, 333384), (406, 316140), (420, 305602), (435, 295064), (440, 291711), (462, 277820), (479, 267960), (580, 221298), (609, 210760), (616, 208365), (638, 201180), (660, 194474), (696, 184415), (770, 166692), (812, 158070), (840, 152801), (870, 147532), (924, 138910), (957, 134120), (958, 133980), (1015, 126456), (1155, 111128), (1160, 110649), (1218, 105380), (1276, 100590), (1320, 97237), (1437, 89320), (1540, 83346), (1595, 80472), (1624, 79035), (1740, 73766), (1848, 69455), (1914, 67060), (1916, 66990), (2030, 63228), (2233, 57480), (2310, 55564), (2395, 53592), (2436, 52690), (2552, 50295), (2874, 44660), (3045, 42152), (3080, 41673), (3190, 40236), (3353, 38280), (3480, 36883), (3828, 33530), (3832, 33495), (4060, 31614), (4466, 28740), (4620, 27782), (4785, 26824), (4790, 26796), (4872, 26345), (5269, 24360), (5748, 22330), (6090, 21076), (6380, 20118), (6699, 19160), (6706, 19140), (7185, 17864), (7656, 16765), (8120, 15807), (8932, 14370), (9240, 13891), (9570, 13412), (9580, 13398), (10059, 12760), (10538, 12180), (11165, 11496)]