261128700

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:437

約数の個数: 216

約数和(自身を含む): 944696480

約数和(自身を除く): 683567780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 181, 210, 225, 229, 252, 300, 315, 350, 362, 420, 450, 458, 525, 543, 630, 687, 700, 724, 900, 905, 916, 1050, 1086, 1145, 1260, 1267, 1374, 1575, 1603, 1629, 1810, 2061, 2100, 2172, 2290, 2534, 2715, 2748, 3150, 3206, 3258, 3435, 3620, 3801, 4122, 4525, 4580, 4809, 5068, 5430, 5725, 6300, 6335, 6412, 6516, 6870, 7602, 8015, 8145, 8244, 9050, 9618, 10305, 10860, 11403, 11450, 12670, 13575, 13740, 14427, 15204, 16030, 16290, 17175, 18100, 19005, 19236, 20610, 22806, 22900, 24045, 25340, 27150, 28854, 31675, 32060, 32580, 34350, 38010, 40075, 40725, 41220, 41449, 45612, 48090, 51525, 54300, 57015, 57708, 63350, 68700, 72135, 76020, 80150, 81450, 82898, 95025, 96180, 103050, 114030, 120225, 124347, 126700, 144270, 160300, 162900, 165796, 190050, 206100, 207245, 228060, 240450, 248694, 285075, 288540, 290143, 360675, 373041, 380100, 414490, 480900, 497388, 570150, 580286, 621735, 721350, 746082, 828980, 870429, 1036225, 1140300, 1160572, 1243470, 1442700, 1450715, 1492164, 1740858, 1865205, 2072450, 2486940, 2611287, 2901430, 3108675, 3481716, 3730410, 4144900, 4352145, 5222574, 5802860, 6217350, 7253575, 7460820, 8704290, 9326025, 10445148, 12434700, 13056435, 14507150, 17408580, 18652050, 21760725, 26112870, 29014300, 37304100, 43521450, 52225740, 65282175, 87042900, 130564350, 261128700]

約数ペア:

[(1, 261128700), (2, 130564350), (3, 87042900), (4, 65282175), (5, 52225740), (6, 43521450), (7, 37304100), (9, 29014300), (10, 26112870), (12, 21760725), (14, 18652050), (15, 17408580), (18, 14507150), (20, 13056435), (21, 12434700), (25, 10445148), (28, 9326025), (30, 8704290), (35, 7460820), (36, 7253575), (42, 6217350), (45, 5802860), (50, 5222574), (60, 4352145), (63, 4144900), (70, 3730410), (75, 3481716), (84, 3108675), (90, 2901430), (100, 2611287), (105, 2486940), (126, 2072450), (140, 1865205), (150, 1740858), (175, 1492164), (180, 1450715), (181, 1442700), (210, 1243470), (225, 1160572), (229, 1140300), (252, 1036225), (300, 870429), (315, 828980), (350, 746082), (362, 721350), (420, 621735), (450, 580286), (458, 570150), (525, 497388), (543, 480900), (630, 414490), (687, 380100), (700, 373041), (724, 360675), (900, 290143), (905, 288540), (916, 285075), (1050, 248694), (1086, 240450), (1145, 228060), (1260, 207245), (1267, 206100), (1374, 190050), (1575, 165796), (1603, 162900), (1629, 160300), (1810, 144270), (2061, 126700), (2100, 124347), (2172, 120225), (2290, 114030), (2534, 103050), (2715, 96180), (2748, 95025), (3150, 82898), (3206, 81450), (3258, 80150), (3435, 76020), (3620, 72135), (3801, 68700), (4122, 63350), (4525, 57708), (4580, 57015), (4809, 54300), (5068, 51525), (5430, 48090), (5725, 45612), (6300, 41449), (6335, 41220), (6412, 40725), (6516, 40075), (6870, 38010), (7602, 34350), (8015, 32580), (8145, 32060), (8244, 31675), (9050, 28854), (9618, 27150), (10305, 25340), (10860, 24045), (11403, 22900), (11450, 22806), (12670, 20610), (13575, 19236), (13740, 19005), (14427, 18100), (15204, 17175), (16030, 16290)]