1381235200

素因数分解:

$2^9\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^2$

素因数の和:179

約数の個数: 180

約数和(自身を含む): 3599108370

約数和(自身を除く): 2217873170

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 61, 64, 80, 100, 116, 122, 128, 145, 160, 200, 232, 244, 256, 290, 305, 320, 400, 464, 488, 512, 580, 610, 640, 725, 800, 928, 976, 1160, 1220, 1280, 1450, 1525, 1600, 1769, 1856, 1952, 2320, 2440, 2560, 2900, 3050, 3200, 3538, 3712, 3721, 3904, 4640, 4880, 5800, 6100, 6400, 7076, 7424, 7442, 7808, 8845, 9280, 9760, 11600, 12200, 12800, 14152, 14848, 14884, 15616, 17690, 18560, 18605, 19520, 23200, 24400, 28304, 29768, 31232, 35380, 37120, 37210, 39040, 44225, 46400, 48800, 56608, 59536, 70760, 74240, 74420, 78080, 88450, 92800, 93025, 97600, 107909, 113216, 119072, 141520, 148840, 156160, 176900, 185600, 186050, 195200, 215818, 226432, 238144, 283040, 297680, 353800, 371200, 372100, 390400, 431636, 452864, 476288, 539545, 566080, 595360, 707600, 744200, 780800, 863272, 905728, 952576, 1079090, 1132160, 1190720, 1415200, 1488400, 1726544, 1905152, 2158180, 2264320, 2381440, 2697725, 2830400, 2976800, 3453088, 4316360, 4528640, 4762880, 5395450, 5660800, 5953600, 6906176, 8632720, 9525760, 10790900, 11321600, 11907200, 13812352, 17265440, 21581800, 22643200, 23814400, 27624704, 34530880, 43163600, 47628800, 55249408, 69061760, 86327200, 138123520, 172654400, 276247040, 345308800, 690617600, 1381235200]

約数ペア:

[(1, 1381235200), (2, 690617600), (4, 345308800), (5, 276247040), (8, 172654400), (10, 138123520), (16, 86327200), (20, 69061760), (25, 55249408), (29, 47628800), (32, 43163600), (40, 34530880), (50, 27624704), (58, 23814400), (61, 22643200), (64, 21581800), (80, 17265440), (100, 13812352), (116, 11907200), (122, 11321600), (128, 10790900), (145, 9525760), (160, 8632720), (200, 6906176), (232, 5953600), (244, 5660800), (256, 5395450), (290, 4762880), (305, 4528640), (320, 4316360), (400, 3453088), (464, 2976800), (488, 2830400), (512, 2697725), (580, 2381440), (610, 2264320), (640, 2158180), (725, 1905152), (800, 1726544), (928, 1488400), (976, 1415200), (1160, 1190720), (1220, 1132160), (1280, 1079090), (1450, 952576), (1525, 905728), (1600, 863272), (1769, 780800), (1856, 744200), (1952, 707600), (2320, 595360), (2440, 566080), (2560, 539545), (2900, 476288), (3050, 452864), (3200, 431636), (3538, 390400), (3712, 372100), (3721, 371200), (3904, 353800), (4640, 297680), (4880, 283040), (5800, 238144), (6100, 226432), (6400, 215818), (7076, 195200), (7424, 186050), (7442, 185600), (7808, 176900), (8845, 156160), (9280, 148840), (9760, 141520), (11600, 119072), (12200, 113216), (12800, 107909), (14152, 97600), (14848, 93025), (14884, 92800), (15616, 88450), (17690, 78080), (18560, 74420), (18605, 74240), (19520, 70760), (23200, 59536), (24400, 56608), (28304, 48800), (29768, 46400), (31232, 44225), (35380, 39040), (37120, 37210)]