381216220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{3391}}^1$

素因数の和:3491

約数の個数: 96

約数和(自身を含む): 1012064256

約数和(自身を除く): 630848036

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 73, 77, 110, 140, 146, 154, 220, 292, 308, 365, 385, 511, 730, 770, 803, 1022, 1460, 1540, 1606, 2044, 2555, 3212, 3391, 4015, 5110, 5621, 6782, 8030, 10220, 11242, 13564, 16060, 16955, 22484, 23737, 28105, 33910, 37301, 47474, 56210, 67820, 74602, 94948, 112420, 118685, 149204, 186505, 237370, 247543, 261107, 373010, 474740, 495086, 522214, 746020, 990172, 1044428, 1237715, 1305535, 1732801, 2475430, 2611070, 2722973, 3465602, 4950860, 5222140, 5445946, 6931204, 8664005, 10891892, 13614865, 17328010, 19060811, 27229730, 34656020, 38121622, 54459460, 76243244, 95304055, 190608110, 381216220]

約数ペア:

[(1, 381216220), (2, 190608110), (4, 95304055), (5, 76243244), (7, 54459460), (10, 38121622), (11, 34656020), (14, 27229730), (20, 19060811), (22, 17328010), (28, 13614865), (35, 10891892), (44, 8664005), (55, 6931204), (70, 5445946), (73, 5222140), (77, 4950860), (110, 3465602), (140, 2722973), (146, 2611070), (154, 2475430), (220, 1732801), (292, 1305535), (308, 1237715), (365, 1044428), (385, 990172), (511, 746020), (730, 522214), (770, 495086), (803, 474740), (1022, 373010), (1460, 261107), (1540, 247543), (1606, 237370), (2044, 186505), (2555, 149204), (3212, 118685), (3391, 112420), (4015, 94948), (5110, 74602), (5621, 67820), (6782, 56210), (8030, 47474), (10220, 37301), (11242, 33910), (13564, 28105), (16060, 23737), (16955, 22484)]