256229600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^2\times {\mathrm{2647}}^1$

素因数の和:2689

約数の個数: 108

約数和(自身を含む): 687815352

約数和(自身を除く): 431585752

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 121, 160, 176, 200, 220, 242, 275, 352, 400, 440, 484, 550, 605, 800, 880, 968, 1100, 1210, 1760, 1936, 2200, 2420, 2647, 3025, 3872, 4400, 4840, 5294, 6050, 8800, 9680, 10588, 12100, 13235, 19360, 21176, 24200, 26470, 29117, 42352, 48400, 52940, 58234, 66175, 84704, 96800, 105880, 116468, 132350, 145585, 211760, 232936, 264700, 291170, 320287, 423520, 465872, 529400, 582340, 640574, 727925, 931744, 1058800, 1164680, 1281148, 1455850, 1601435, 2117600, 2329360, 2562296, 2911700, 3202870, 4658720, 5124592, 5823400, 6405740, 8007175, 10249184, 11646800, 12811480, 16014350, 23293600, 25622960, 32028700, 51245920, 64057400, 128114800, 256229600]

約数ペア:

[(1, 256229600), (2, 128114800), (4, 64057400), (5, 51245920), (8, 32028700), (10, 25622960), (11, 23293600), (16, 16014350), (20, 12811480), (22, 11646800), (25, 10249184), (32, 8007175), (40, 6405740), (44, 5823400), (50, 5124592), (55, 4658720), (80, 3202870), (88, 2911700), (100, 2562296), (110, 2329360), (121, 2117600), (160, 1601435), (176, 1455850), (200, 1281148), (220, 1164680), (242, 1058800), (275, 931744), (352, 727925), (400, 640574), (440, 582340), (484, 529400), (550, 465872), (605, 423520), (800, 320287), (880, 291170), (968, 264700), (1100, 232936), (1210, 211760), (1760, 145585), (1936, 132350), (2200, 116468), (2420, 105880), (2647, 96800), (3025, 84704), (3872, 66175), (4400, 58234), (4840, 52940), (5294, 48400), (6050, 42352), (8800, 29117), (9680, 26470), (10588, 24200), (12100, 21176), (13235, 19360)]