220117520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{9587}}^1$

素因数の和:9648

約数の個数: 80

約数和(自身を含む): 599211648

約数和(自身を除く): 379094128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 9587, 11480, 19174, 22960, 38348, 47935, 67109, 76696, 95870, 134218, 153392, 191740, 268436, 335545, 383480, 393067, 536872, 671090, 766960, 786134, 1073744, 1342180, 1572268, 1965335, 2684360, 2751469, 3144536, 3930670, 5368720, 5502938, 6289072, 7861340, 11005876, 13757345, 15722680, 22011752, 27514690, 31445360, 44023504, 55029380, 110058760, 220117520]

約数ペア:

[(1, 220117520), (2, 110058760), (4, 55029380), (5, 44023504), (7, 31445360), (8, 27514690), (10, 22011752), (14, 15722680), (16, 13757345), (20, 11005876), (28, 7861340), (35, 6289072), (40, 5502938), (41, 5368720), (56, 3930670), (70, 3144536), (80, 2751469), (82, 2684360), (112, 1965335), (140, 1572268), (164, 1342180), (205, 1073744), (280, 786134), (287, 766960), (328, 671090), (410, 536872), (560, 393067), (574, 383480), (656, 335545), (820, 268436), (1148, 191740), (1435, 153392), (1640, 134218), (2296, 95870), (2870, 76696), (3280, 67109), (4592, 47935), (5740, 38348), (9587, 22960), (11480, 19174)]