128754288

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{631}}^1$

素因数の和:767

約数の個数: 120

約数和(自身を含む): 392231840

約数和(自身を除く): 263477552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 109, 117, 144, 156, 208, 218, 234, 312, 327, 436, 468, 624, 631, 654, 872, 936, 981, 1262, 1308, 1417, 1744, 1872, 1893, 1962, 2524, 2616, 2834, 3786, 3924, 4251, 5048, 5232, 5668, 5679, 7572, 7848, 8203, 8502, 10096, 11336, 11358, 12753, 15144, 15696, 16406, 17004, 22672, 22716, 24609, 25506, 30288, 32812, 34008, 45432, 49218, 51012, 65624, 68016, 68779, 73827, 90864, 98436, 102024, 131248, 137558, 147654, 196872, 204048, 206337, 275116, 295308, 393744, 412674, 550232, 590616, 619011, 825348, 894127, 1100464, 1181232, 1238022, 1650696, 1788254, 2476044, 2682381, 3301392, 3576508, 4952088, 5364762, 7153016, 8047143, 9904176, 10729524, 14306032, 16094286, 21459048, 32188572, 42918096, 64377144, 128754288]

約数ペア:

[(1, 128754288), (2, 64377144), (3, 42918096), (4, 32188572), (6, 21459048), (8, 16094286), (9, 14306032), (12, 10729524), (13, 9904176), (16, 8047143), (18, 7153016), (24, 5364762), (26, 4952088), (36, 3576508), (39, 3301392), (48, 2682381), (52, 2476044), (72, 1788254), (78, 1650696), (104, 1238022), (109, 1181232), (117, 1100464), (144, 894127), (156, 825348), (208, 619011), (218, 590616), (234, 550232), (312, 412674), (327, 393744), (436, 295308), (468, 275116), (624, 206337), (631, 204048), (654, 196872), (872, 147654), (936, 137558), (981, 131248), (1262, 102024), (1308, 98436), (1417, 90864), (1744, 73827), (1872, 68779), (1893, 68016), (1962, 65624), (2524, 51012), (2616, 49218), (2834, 45432), (3786, 34008), (3924, 32812), (4251, 30288), (5048, 25506), (5232, 24609), (5668, 22716), (5679, 22672), (7572, 17004), (7848, 16406), (8203, 15696), (8502, 15144), (10096, 12753), (11336, 11358)]