1490399680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{8641}}^1$

素因数の和:8683

約数の個数: 168

約数和(自身を含む): 4504279536

約数和(自身を除く): 3013879856

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 385, 392, 440, 448, 490, 539, 560, 616, 704, 770, 784, 880, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1960, 2156, 2240, 2464, 2695, 3080, 3136, 3520, 3920, 4312, 4928, 5390, 6160, 7840, 8624, 8641, 10780, 12320, 15680, 17248, 17282, 21560, 24640, 34496, 34564, 43120, 43205, 60487, 69128, 86240, 86410, 95051, 120974, 138256, 172480, 172820, 190102, 241948, 276512, 302435, 345640, 380204, 423409, 475255, 483896, 553024, 604870, 665357, 691280, 760408, 846818, 950510, 967792, 1209740, 1330714, 1382560, 1520816, 1693636, 1901020, 1935584, 2117045, 2419480, 2661428, 2765120, 3041632, 3326785, 3387272, 3802040, 3871168, 4234090, 4657499, 4838960, 5322856, 6083264, 6653570, 6774544, 7604080, 8468180, 9314998, 9677920, 10645712, 13307140, 13549088, 15208160, 16936360, 18629996, 19355840, 21291424, 23287495, 26614280, 27098176, 30416320, 33872720, 37259992, 42582848, 46574990, 53228560, 67745440, 74519984, 93149980, 106457120, 135490880, 149039968, 186299960, 212914240, 298079936, 372599920, 745199840, 1490399680]

約数ペア:

[(1, 1490399680), (2, 745199840), (4, 372599920), (5, 298079936), (7, 212914240), (8, 186299960), (10, 149039968), (11, 135490880), (14, 106457120), (16, 93149980), (20, 74519984), (22, 67745440), (28, 53228560), (32, 46574990), (35, 42582848), (40, 37259992), (44, 33872720), (49, 30416320), (55, 27098176), (56, 26614280), (64, 23287495), (70, 21291424), (77, 19355840), (80, 18629996), (88, 16936360), (98, 15208160), (110, 13549088), (112, 13307140), (140, 10645712), (154, 9677920), (160, 9314998), (176, 8468180), (196, 7604080), (220, 6774544), (224, 6653570), (245, 6083264), (280, 5322856), (308, 4838960), (320, 4657499), (352, 4234090), (385, 3871168), (392, 3802040), (440, 3387272), (448, 3326785), (490, 3041632), (539, 2765120), (560, 2661428), (616, 2419480), (704, 2117045), (770, 1935584), (784, 1901020), (880, 1693636), (980, 1520816), (1078, 1382560), (1120, 1330714), (1232, 1209740), (1540, 967792), (1568, 950510), (1760, 846818), (1960, 760408), (2156, 691280), (2240, 665357), (2464, 604870), (2695, 553024), (3080, 483896), (3136, 475255), (3520, 423409), (3920, 380204), (4312, 345640), (4928, 302435), (5390, 276512), (6160, 241948), (7840, 190102), (8624, 172820), (8641, 172480), (10780, 138256), (12320, 120974), (15680, 95051), (17248, 86410), (17282, 86240), (21560, 69128), (24640, 60487), (34496, 43205), (34564, 43120)]