77236720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 201862080

約数和(自身を除く): 124625360

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 79, 80, 88, 101, 110, 121, 158, 176, 202, 220, 242, 316, 395, 404, 440, 484, 505, 605, 632, 790, 808, 869, 880, 968, 1010, 1111, 1210, 1264, 1580, 1616, 1738, 1936, 2020, 2222, 2420, 3160, 3476, 4040, 4345, 4444, 4840, 5555, 6320, 6952, 7979, 8080, 8690, 8888, 9559, 9680, 11110, 12221, 13904, 15958, 17380, 17776, 19118, 22220, 24442, 31916, 34760, 38236, 39895, 44440, 47795, 48884, 61105, 63832, 69520, 76472, 79790, 87769, 88880, 95590, 97768, 122210, 127664, 152944, 159580, 175538, 191180, 195536, 244420, 319160, 351076, 382360, 438845, 488840, 638320, 702152, 764720, 877690, 965459, 977680, 1404304, 1755380, 1930918, 3510760, 3861836, 4827295, 7021520, 7723672, 9654590, 15447344, 19309180, 38618360, 77236720]

約数ペア:

[(1, 77236720), (2, 38618360), (4, 19309180), (5, 15447344), (8, 9654590), (10, 7723672), (11, 7021520), (16, 4827295), (20, 3861836), (22, 3510760), (40, 1930918), (44, 1755380), (55, 1404304), (79, 977680), (80, 965459), (88, 877690), (101, 764720), (110, 702152), (121, 638320), (158, 488840), (176, 438845), (202, 382360), (220, 351076), (242, 319160), (316, 244420), (395, 195536), (404, 191180), (440, 175538), (484, 159580), (505, 152944), (605, 127664), (632, 122210), (790, 97768), (808, 95590), (869, 88880), (880, 87769), (968, 79790), (1010, 76472), (1111, 69520), (1210, 63832), (1264, 61105), (1580, 48884), (1616, 47795), (1738, 44440), (1936, 39895), (2020, 38236), (2222, 34760), (2420, 31916), (3160, 24442), (3476, 22220), (4040, 19118), (4345, 17776), (4444, 17380), (4840, 15958), (5555, 13904), (6320, 12221), (6952, 11110), (7979, 9680), (8080, 9559), (8690, 8888)]