145674320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:285

約数の個数: 120

約数和(自身を含む): 378491400

約数和(自身を除く): 232817080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 101, 110, 121, 149, 176, 202, 220, 242, 298, 404, 440, 484, 505, 596, 605, 745, 808, 880, 968, 1010, 1111, 1192, 1210, 1490, 1616, 1639, 1936, 2020, 2222, 2384, 2420, 2980, 3278, 4040, 4444, 4840, 5555, 5960, 6556, 8080, 8195, 8888, 9680, 11110, 11920, 12221, 13112, 15049, 16390, 17776, 18029, 22220, 24442, 26224, 30098, 32780, 36058, 44440, 48884, 60196, 61105, 65560, 72116, 75245, 88880, 90145, 97768, 120392, 122210, 131120, 144232, 150490, 165539, 180290, 195536, 240784, 244420, 288464, 300980, 331078, 360580, 488840, 601960, 662156, 721160, 827695, 977680, 1203920, 1324312, 1442320, 1655390, 1820929, 2648624, 3310780, 3641858, 6621560, 7283716, 9104645, 13243120, 14567432, 18209290, 29134864, 36418580, 72837160, 145674320]

約数ペア:

[(1, 145674320), (2, 72837160), (4, 36418580), (5, 29134864), (8, 18209290), (10, 14567432), (11, 13243120), (16, 9104645), (20, 7283716), (22, 6621560), (40, 3641858), (44, 3310780), (55, 2648624), (80, 1820929), (88, 1655390), (101, 1442320), (110, 1324312), (121, 1203920), (149, 977680), (176, 827695), (202, 721160), (220, 662156), (242, 601960), (298, 488840), (404, 360580), (440, 331078), (484, 300980), (505, 288464), (596, 244420), (605, 240784), (745, 195536), (808, 180290), (880, 165539), (968, 150490), (1010, 144232), (1111, 131120), (1192, 122210), (1210, 120392), (1490, 97768), (1616, 90145), (1639, 88880), (1936, 75245), (2020, 72116), (2222, 65560), (2384, 61105), (2420, 60196), (2980, 48884), (3278, 44440), (4040, 36058), (4444, 32780), (4840, 30098), (5555, 26224), (5960, 24442), (6556, 22220), (8080, 18029), (8195, 17776), (8888, 16390), (9680, 15049), (11110, 13112), (11920, 12221)]