641685616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 1539901440

約数和(自身を除く): 898215824

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 83, 88, 104, 109, 124, 143, 166, 176, 208, 218, 248, 286, 332, 341, 403, 436, 496, 572, 664, 682, 806, 872, 913, 1079, 1144, 1199, 1328, 1364, 1417, 1612, 1744, 1826, 2158, 2288, 2398, 2573, 2728, 2834, 3224, 3379, 3652, 4316, 4433, 4796, 5146, 5456, 5668, 6448, 6758, 7304, 8632, 8866, 9047, 9592, 10292, 11336, 11869, 13516, 14608, 15587, 17264, 17732, 18094, 19184, 20584, 22672, 23738, 27032, 28303, 31174, 33449, 35464, 36188, 37169, 41168, 43927, 47476, 54064, 56606, 62348, 66898, 70928, 72376, 74338, 87854, 94952, 99517, 113212, 117611, 124696, 133796, 144752, 148676, 175708, 189904, 199034, 226424, 235222, 249392, 267592, 280457, 297352, 351416, 367939, 398068, 452848, 470444, 483197, 535184, 560914, 594704, 702832, 735878, 796136, 940888, 966394, 1121828, 1293721, 1471756, 1592272, 1881776, 1932788, 2243656, 2587442, 2943512, 3085027, 3645941, 3865576, 4487312, 5174884, 5887024, 6170054, 7291882, 7731152, 10349768, 12340108, 14583764, 20699536, 24680216, 29167528, 40105351, 49360432, 58335056, 80210702, 160421404, 320842808, 641685616]

約数ペア:

[(1, 641685616), (2, 320842808), (4, 160421404), (8, 80210702), (11, 58335056), (13, 49360432), (16, 40105351), (22, 29167528), (26, 24680216), (31, 20699536), (44, 14583764), (52, 12340108), (62, 10349768), (83, 7731152), (88, 7291882), (104, 6170054), (109, 5887024), (124, 5174884), (143, 4487312), (166, 3865576), (176, 3645941), (208, 3085027), (218, 2943512), (248, 2587442), (286, 2243656), (332, 1932788), (341, 1881776), (403, 1592272), (436, 1471756), (496, 1293721), (572, 1121828), (664, 966394), (682, 940888), (806, 796136), (872, 735878), (913, 702832), (1079, 594704), (1144, 560914), (1199, 535184), (1328, 483197), (1364, 470444), (1417, 452848), (1612, 398068), (1744, 367939), (1826, 351416), (2158, 297352), (2288, 280457), (2398, 267592), (2573, 249392), (2728, 235222), (2834, 226424), (3224, 199034), (3379, 189904), (3652, 175708), (4316, 148676), (4433, 144752), (4796, 133796), (5146, 124696), (5456, 117611), (5668, 113212), (6448, 99517), (6758, 94952), (7304, 87854), (8632, 74338), (8866, 72376), (9047, 70928), (9592, 66898), (10292, 62348), (11336, 56606), (11869, 54064), (13516, 47476), (14608, 43927), (15587, 41168), (17264, 37169), (17732, 36188), (18094, 35464), (19184, 33449), (20584, 31174), (22672, 28303), (23738, 27032)]