1458400720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{12829}}^1$

素因数の和:12885

約数の個数: 120

約数和(自身を含む): 4080709800

約数和(自身を除く): 2622309080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 464, 490, 560, 580, 784, 812, 980, 1015, 1160, 1421, 1624, 1960, 2030, 2320, 2842, 3248, 3920, 4060, 5684, 7105, 8120, 11368, 12829, 14210, 16240, 22736, 25658, 28420, 51316, 56840, 64145, 89803, 102632, 113680, 128290, 179606, 205264, 256580, 359212, 372041, 449015, 513160, 628621, 718424, 744082, 898030, 1026320, 1257242, 1436848, 1488164, 1796060, 1860205, 2514484, 2604287, 2976328, 3143105, 3592120, 3720410, 5028968, 5208574, 5952656, 6286210, 7184240, 7440820, 10057936, 10417148, 12572420, 13021435, 14881640, 18230009, 20834296, 25144840, 26042870, 29763280, 36460018, 41668592, 50289680, 52085740, 72920036, 91150045, 104171480, 145840072, 182300090, 208342960, 291680144, 364600180, 729200360, 1458400720]

約数ペア:

[(1, 1458400720), (2, 729200360), (4, 364600180), (5, 291680144), (7, 208342960), (8, 182300090), (10, 145840072), (14, 104171480), (16, 91150045), (20, 72920036), (28, 52085740), (29, 50289680), (35, 41668592), (40, 36460018), (49, 29763280), (56, 26042870), (58, 25144840), (70, 20834296), (80, 18230009), (98, 14881640), (112, 13021435), (116, 12572420), (140, 10417148), (145, 10057936), (196, 7440820), (203, 7184240), (232, 6286210), (245, 5952656), (280, 5208574), (290, 5028968), (392, 3720410), (406, 3592120), (464, 3143105), (490, 2976328), (560, 2604287), (580, 2514484), (784, 1860205), (812, 1796060), (980, 1488164), (1015, 1436848), (1160, 1257242), (1421, 1026320), (1624, 898030), (1960, 744082), (2030, 718424), (2320, 628621), (2842, 513160), (3248, 449015), (3920, 372041), (4060, 359212), (5684, 256580), (7105, 205264), (8120, 179606), (11368, 128290), (12829, 113680), (14210, 102632), (16240, 89803), (22736, 64145), (25658, 56840), (28420, 51316)]