679980400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^2$

素因数の和:204

約数の個数: 180

約数和(自身を含む): 1869221880

約数和(自身を除く): 1189241480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 29, 40, 44, 50, 55, 58, 73, 80, 88, 100, 110, 116, 145, 146, 176, 200, 220, 232, 275, 290, 292, 319, 365, 400, 440, 464, 550, 580, 584, 638, 725, 730, 803, 880, 1100, 1160, 1168, 1276, 1450, 1460, 1595, 1606, 1825, 2117, 2200, 2320, 2552, 2900, 2920, 3190, 3212, 3650, 4015, 4234, 4400, 5104, 5329, 5800, 5840, 6380, 6424, 7300, 7975, 8030, 8468, 10585, 10658, 11600, 12760, 12848, 14600, 15950, 16060, 16936, 20075, 21170, 21316, 23287, 25520, 26645, 29200, 31900, 32120, 33872, 40150, 42340, 42632, 46574, 52925, 53290, 58619, 63800, 64240, 80300, 84680, 85264, 93148, 105850, 106580, 116435, 117238, 127600, 133225, 154541, 160600, 169360, 186296, 211700, 213160, 232870, 234476, 266450, 293095, 309082, 321200, 372592, 423400, 426320, 465740, 468952, 532900, 582175, 586190, 618164, 772705, 846800, 931480, 937904, 1065800, 1164350, 1172380, 1236328, 1465475, 1545410, 1699951, 1862960, 2131600, 2328700, 2344760, 2472656, 2930950, 3090820, 3399902, 3863525, 4657400, 4689520, 5861900, 6181640, 6799804, 7727050, 8499755, 9314800, 11723800, 12363280, 13599608, 15454100, 16999510, 23447600, 27199216, 30908200, 33999020, 42498775, 61816400, 67998040, 84997550, 135996080, 169995100, 339990200, 679980400]

約数ペア:

[(1, 679980400), (2, 339990200), (4, 169995100), (5, 135996080), (8, 84997550), (10, 67998040), (11, 61816400), (16, 42498775), (20, 33999020), (22, 30908200), (25, 27199216), (29, 23447600), (40, 16999510), (44, 15454100), (50, 13599608), (55, 12363280), (58, 11723800), (73, 9314800), (80, 8499755), (88, 7727050), (100, 6799804), (110, 6181640), (116, 5861900), (145, 4689520), (146, 4657400), (176, 3863525), (200, 3399902), (220, 3090820), (232, 2930950), (275, 2472656), (290, 2344760), (292, 2328700), (319, 2131600), (365, 1862960), (400, 1699951), (440, 1545410), (464, 1465475), (550, 1236328), (580, 1172380), (584, 1164350), (638, 1065800), (725, 937904), (730, 931480), (803, 846800), (880, 772705), (1100, 618164), (1160, 586190), (1168, 582175), (1276, 532900), (1450, 468952), (1460, 465740), (1595, 426320), (1606, 423400), (1825, 372592), (2117, 321200), (2200, 309082), (2320, 293095), (2552, 266450), (2900, 234476), (2920, 232870), (3190, 213160), (3212, 211700), (3650, 186296), (4015, 169360), (4234, 160600), (4400, 154541), (5104, 133225), (5329, 127600), (5800, 117238), (5840, 116435), (6380, 106580), (6424, 105850), (7300, 93148), (7975, 85264), (8030, 84680), (8468, 80300), (10585, 64240), (10658, 63800), (11600, 58619), (12760, 53290), (12848, 52925), (14600, 46574), (15950, 42632), (16060, 42340), (16936, 40150), (20075, 33872), (21170, 32120), (21316, 31900), (23287, 29200), (25520, 26645)]