256365120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2207}}^1$

素因数の和:2249

約数の個数: 168

約数和(自身を含む): 895087872

約数和(自身を除く): 638722752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 192, 220, 240, 242, 264, 320, 330, 352, 363, 440, 480, 484, 528, 605, 660, 704, 726, 880, 960, 968, 1056, 1210, 1320, 1452, 1760, 1815, 1936, 2112, 2207, 2420, 2640, 2904, 3520, 3630, 3872, 4414, 4840, 5280, 5808, 6621, 7260, 7744, 8828, 9680, 10560, 11035, 11616, 13242, 14520, 17656, 19360, 22070, 23232, 24277, 26484, 29040, 33105, 35312, 38720, 44140, 48554, 52968, 58080, 66210, 70624, 72831, 88280, 97108, 105936, 116160, 121385, 132420, 141248, 145662, 176560, 194216, 211872, 242770, 264840, 267047, 291324, 353120, 364155, 388432, 423744, 485540, 529680, 534094, 582648, 706240, 728310, 776864, 801141, 971080, 1059360, 1068188, 1165296, 1335235, 1456620, 1553728, 1602282, 1942160, 2118720, 2136376, 2330592, 2670470, 2913240, 3204564, 3884320, 4005705, 4272752, 4661184, 5340940, 5826480, 6409128, 7768640, 8011410, 8545504, 10681880, 11652960, 12818256, 16022820, 17091008, 21363760, 23305920, 25636512, 32045640, 42727520, 51273024, 64091280, 85455040, 128182560, 256365120]

約数ペア:

[(1, 256365120), (2, 128182560), (3, 85455040), (4, 64091280), (5, 51273024), (6, 42727520), (8, 32045640), (10, 25636512), (11, 23305920), (12, 21363760), (15, 17091008), (16, 16022820), (20, 12818256), (22, 11652960), (24, 10681880), (30, 8545504), (32, 8011410), (33, 7768640), (40, 6409128), (44, 5826480), (48, 5340940), (55, 4661184), (60, 4272752), (64, 4005705), (66, 3884320), (80, 3204564), (88, 2913240), (96, 2670470), (110, 2330592), (120, 2136376), (121, 2118720), (132, 1942160), (160, 1602282), (165, 1553728), (176, 1456620), (192, 1335235), (220, 1165296), (240, 1068188), (242, 1059360), (264, 971080), (320, 801141), (330, 776864), (352, 728310), (363, 706240), (440, 582648), (480, 534094), (484, 529680), (528, 485540), (605, 423744), (660, 388432), (704, 364155), (726, 353120), (880, 291324), (960, 267047), (968, 264840), (1056, 242770), (1210, 211872), (1320, 194216), (1452, 176560), (1760, 145662), (1815, 141248), (1936, 132420), (2112, 121385), (2207, 116160), (2420, 105936), (2640, 97108), (2904, 88280), (3520, 72831), (3630, 70624), (3872, 66210), (4414, 58080), (4840, 52968), (5280, 48554), (5808, 44140), (6621, 38720), (7260, 35312), (7744, 33105), (8828, 29040), (9680, 26484), (10560, 24277), (11035, 23232), (11616, 22070), (13242, 19360), (14520, 17656)]