256686300

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 288

約数和(自身を含む): 909941760

約数和(自身を除く): 653255460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 71, 75, 78, 90, 100, 103, 108, 117, 130, 135, 142, 150, 156, 180, 195, 206, 213, 225, 234, 260, 270, 284, 300, 309, 325, 351, 355, 390, 412, 426, 450, 468, 515, 540, 585, 618, 639, 650, 675, 702, 710, 780, 852, 900, 923, 927, 975, 1030, 1065, 1170, 1236, 1278, 1300, 1339, 1350, 1404, 1420, 1545, 1755, 1775, 1846, 1854, 1917, 1950, 2060, 2130, 2340, 2556, 2575, 2678, 2700, 2769, 2781, 2925, 3090, 3195, 3510, 3550, 3692, 3708, 3834, 3900, 4017, 4260, 4615, 4635, 5150, 5325, 5356, 5538, 5562, 5850, 6180, 6390, 6695, 7020, 7100, 7313, 7668, 7725, 8034, 8307, 8775, 9230, 9270, 9585, 10300, 10650, 11076, 11124, 11700, 12051, 12780, 13390, 13845, 13905, 14626, 15450, 15975, 16068, 16614, 17550, 18460, 18540, 19170, 20085, 21300, 21939, 23075, 23175, 24102, 24921, 26780, 27690, 27810, 29252, 30900, 31950, 33228, 33475, 35100, 36153, 36565, 38340, 40170, 41535, 43878, 46150, 46350, 47925, 48204, 49842, 55380, 55620, 60255, 63900, 65817, 66950, 69225, 69525, 72306, 73130, 80340, 83070, 87756, 92300, 92700, 95069, 95850, 99684, 100425, 109695, 120510, 124605, 131634, 133900, 138450, 139050, 144612, 146260, 166140, 180765, 182825, 190138, 191700, 197451, 200850, 207675, 219390, 241020, 249210, 263268, 276900, 278100, 285207, 301275, 329085, 361530, 365650, 380276, 394902, 401700, 415350, 438780, 475345, 498420, 548475, 570414, 602550, 623025, 658170, 723060, 731300, 789804, 830700, 855621, 903825, 950690, 987255, 1096950, 1140828, 1205100, 1246050, 1316340, 1426035, 1645425, 1711242, 1807650, 1901380, 1974510, 2193900, 2376725, 2492100, 2566863, 2852070, 3290850, 3422484, 3615300, 3949020, 4278105, 4753450, 4936275, 5133726, 5704140, 6581700, 7130175, 8556210, 9506900, 9872550, 10267452, 12834315, 14260350, 17112420, 19745100, 21390525, 25668630, 28520700, 42781050, 51337260, 64171575, 85562100, 128343150, 256686300]

約数ペア:

[(1, 256686300), (2, 128343150), (3, 85562100), (4, 64171575), (5, 51337260), (6, 42781050), (9, 28520700), (10, 25668630), (12, 21390525), (13, 19745100), (15, 17112420), (18, 14260350), (20, 12834315), (25, 10267452), (26, 9872550), (27, 9506900), (30, 8556210), (36, 7130175), (39, 6581700), (45, 5704140), (50, 5133726), (52, 4936275), (54, 4753450), (60, 4278105), (65, 3949020), (71, 3615300), (75, 3422484), (78, 3290850), (90, 2852070), (100, 2566863), (103, 2492100), (108, 2376725), (117, 2193900), (130, 1974510), (135, 1901380), (142, 1807650), (150, 1711242), (156, 1645425), (180, 1426035), (195, 1316340), (206, 1246050), (213, 1205100), (225, 1140828), (234, 1096950), (260, 987255), (270, 950690), (284, 903825), (300, 855621), (309, 830700), (325, 789804), (351, 731300), (355, 723060), (390, 658170), (412, 623025), (426, 602550), (450, 570414), (468, 548475), (515, 498420), (540, 475345), (585, 438780), (618, 415350), (639, 401700), (650, 394902), (675, 380276), (702, 365650), (710, 361530), (780, 329085), (852, 301275), (900, 285207), (923, 278100), (927, 276900), (975, 263268), (1030, 249210), (1065, 241020), (1170, 219390), (1236, 207675), (1278, 200850), (1300, 197451), (1339, 191700), (1350, 190138), (1404, 182825), (1420, 180765), (1545, 166140), (1755, 146260), (1775, 144612), (1846, 139050), (1854, 138450), (1917, 133900), (1950, 131634), (2060, 124605), (2130, 120510), (2340, 109695), (2556, 100425), (2575, 99684), (2678, 95850), (2700, 95069), (2769, 92700), (2781, 92300), (2925, 87756), (3090, 83070), (3195, 80340), (3510, 73130), (3550, 72306), (3692, 69525), (3708, 69225), (3834, 66950), (3900, 65817), (4017, 63900), (4260, 60255), (4615, 55620), (4635, 55380), (5150, 49842), (5325, 48204), (5356, 47925), (5538, 46350), (5562, 46150), (5850, 43878), (6180, 41535), (6390, 40170), (6695, 38340), (7020, 36565), (7100, 36153), (7313, 35100), (7668, 33475), (7725, 33228), (8034, 31950), (8307, 30900), (8775, 29252), (9230, 27810), (9270, 27690), (9585, 26780), (10300, 24921), (10650, 24102), (11076, 23175), (11124, 23075), (11700, 21939), (12051, 21300), (12780, 20085), (13390, 19170), (13845, 18540), (13905, 18460), (14626, 17550), (15450, 16614), (15975, 16068)]