239797520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2604

約数の個数: 80

約数和(自身を含む): 591055920

約数和(自身を除く): 351258400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 464, 580, 656, 820, 1160, 1189, 1640, 2320, 2378, 2521, 3280, 4756, 5042, 5945, 9512, 10084, 11890, 12605, 19024, 20168, 23780, 25210, 40336, 47560, 50420, 73109, 95120, 100840, 103361, 146218, 201680, 206722, 292436, 365545, 413444, 516805, 584872, 731090, 826888, 1033610, 1169744, 1462180, 1653776, 2067220, 2924360, 2997469, 4134440, 5848720, 5994938, 8268880, 11989876, 14987345, 23979752, 29974690, 47959504, 59949380, 119898760, 239797520]

約数ペア:

[(1, 239797520), (2, 119898760), (4, 59949380), (5, 47959504), (8, 29974690), (10, 23979752), (16, 14987345), (20, 11989876), (29, 8268880), (40, 5994938), (41, 5848720), (58, 4134440), (80, 2997469), (82, 2924360), (116, 2067220), (145, 1653776), (164, 1462180), (205, 1169744), (232, 1033610), (290, 826888), (328, 731090), (410, 584872), (464, 516805), (580, 413444), (656, 365545), (820, 292436), (1160, 206722), (1189, 201680), (1640, 146218), (2320, 103361), (2378, 100840), (2521, 95120), (3280, 73109), (4756, 50420), (5042, 47560), (5945, 40336), (9512, 25210), (10084, 23780), (11890, 20168), (12605, 19024)]