261497400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:894

約数の個数: 192

約数和(自身を含む): 887086080

約数和(自身を除く): 625588680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 25, 30, 31, 34, 40, 50, 51, 60, 62, 68, 75, 85, 93, 100, 102, 120, 124, 136, 150, 155, 170, 186, 200, 204, 248, 255, 300, 310, 340, 372, 408, 425, 465, 510, 527, 600, 620, 680, 744, 775, 827, 850, 930, 1020, 1054, 1240, 1275, 1550, 1581, 1654, 1700, 1860, 2040, 2108, 2325, 2481, 2550, 2635, 3100, 3162, 3308, 3400, 3720, 4135, 4216, 4650, 4962, 5100, 5270, 6200, 6324, 6616, 7905, 8270, 9300, 9924, 10200, 10540, 12405, 12648, 13175, 14059, 15810, 16540, 18600, 19848, 20675, 21080, 24810, 25637, 26350, 28118, 31620, 33080, 39525, 41350, 42177, 49620, 51274, 52700, 56236, 62025, 63240, 70295, 76911, 79050, 82700, 84354, 99240, 102548, 105400, 112472, 124050, 128185, 140590, 153822, 158100, 165400, 168708, 205096, 210885, 248100, 256370, 281180, 307644, 316200, 337416, 351475, 384555, 421770, 435829, 496200, 512740, 562360, 615288, 640925, 702950, 769110, 843540, 871658, 1025480, 1054425, 1281850, 1307487, 1405900, 1538220, 1687080, 1743316, 1922775, 2108850, 2179145, 2563700, 2614974, 2811800, 3076440, 3486632, 3845550, 4217700, 4358290, 5127400, 5229948, 6537435, 7691100, 8435400, 8716580, 10459896, 10895725, 13074870, 15382200, 17433160, 21791450, 26149740, 32687175, 43582900, 52299480, 65374350, 87165800, 130748700, 261497400]

約数ペア:

[(1, 261497400), (2, 130748700), (3, 87165800), (4, 65374350), (5, 52299480), (6, 43582900), (8, 32687175), (10, 26149740), (12, 21791450), (15, 17433160), (17, 15382200), (20, 13074870), (24, 10895725), (25, 10459896), (30, 8716580), (31, 8435400), (34, 7691100), (40, 6537435), (50, 5229948), (51, 5127400), (60, 4358290), (62, 4217700), (68, 3845550), (75, 3486632), (85, 3076440), (93, 2811800), (100, 2614974), (102, 2563700), (120, 2179145), (124, 2108850), (136, 1922775), (150, 1743316), (155, 1687080), (170, 1538220), (186, 1405900), (200, 1307487), (204, 1281850), (248, 1054425), (255, 1025480), (300, 871658), (310, 843540), (340, 769110), (372, 702950), (408, 640925), (425, 615288), (465, 562360), (510, 512740), (527, 496200), (600, 435829), (620, 421770), (680, 384555), (744, 351475), (775, 337416), (827, 316200), (850, 307644), (930, 281180), (1020, 256370), (1054, 248100), (1240, 210885), (1275, 205096), (1550, 168708), (1581, 165400), (1654, 158100), (1700, 153822), (1860, 140590), (2040, 128185), (2108, 124050), (2325, 112472), (2481, 105400), (2550, 102548), (2635, 99240), (3100, 84354), (3162, 82700), (3308, 79050), (3400, 76911), (3720, 70295), (4135, 63240), (4216, 62025), (4650, 56236), (4962, 52700), (5100, 51274), (5270, 49620), (6200, 42177), (6324, 41350), (6616, 39525), (7905, 33080), (8270, 31620), (9300, 28118), (9924, 26350), (10200, 25637), (10540, 24810), (12405, 21080), (12648, 20675), (13175, 19848), (14059, 18600), (15810, 16540)]