639774954

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:445

約数の個数: 192

約数和(自身を含む): 1830716160

約数和(自身を除く): 1190941206

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 61, 63, 78, 91, 114, 117, 122, 126, 133, 171, 182, 183, 234, 247, 266, 273, 337, 342, 366, 399, 427, 494, 546, 549, 674, 741, 793, 798, 819, 854, 1011, 1098, 1159, 1197, 1281, 1482, 1586, 1638, 1729, 2022, 2223, 2318, 2359, 2379, 2394, 2562, 3033, 3458, 3477, 3843, 4381, 4446, 4718, 4758, 5187, 5551, 6066, 6403, 6954, 7077, 7137, 7686, 8113, 8762, 10374, 10431, 11102, 12806, 13143, 14154, 14274, 15067, 15561, 16226, 16653, 19209, 20557, 20862, 21231, 24339, 26286, 30134, 30667, 31122, 33306, 38418, 39429, 41114, 42462, 44821, 45201, 48678, 49959, 57627, 61334, 61671, 73017, 78858, 83239, 89642, 90402, 92001, 99918, 105469, 115254, 123342, 134463, 135603, 143899, 146034, 166478, 184002, 185013, 210938, 249717, 267241, 268926, 271206, 276003, 287798, 316407, 370026, 390583, 403389, 431697, 499434, 534482, 552006, 582673, 632814, 749151, 781166, 801723, 806778, 863394, 949221, 1165346, 1171749, 1295091, 1498302, 1603446, 1748019, 1870687, 1898442, 2343498, 2405169, 2590182, 2734081, 3496038, 3515247, 3741374, 4810338, 5077579, 5244057, 5468162, 5612061, 7030494, 8202243, 10155158, 10488114, 11224122, 15232737, 16404486, 16836183, 24606729, 30465474, 33672366, 35543053, 45698211, 49213458, 71086106, 91396422, 106629159, 213258318, 319887477, 639774954]

約数ペア:

[(1, 639774954), (2, 319887477), (3, 213258318), (6, 106629159), (7, 91396422), (9, 71086106), (13, 49213458), (14, 45698211), (18, 35543053), (19, 33672366), (21, 30465474), (26, 24606729), (38, 16836183), (39, 16404486), (42, 15232737), (57, 11224122), (61, 10488114), (63, 10155158), (78, 8202243), (91, 7030494), (114, 5612061), (117, 5468162), (122, 5244057), (126, 5077579), (133, 4810338), (171, 3741374), (182, 3515247), (183, 3496038), (234, 2734081), (247, 2590182), (266, 2405169), (273, 2343498), (337, 1898442), (342, 1870687), (366, 1748019), (399, 1603446), (427, 1498302), (494, 1295091), (546, 1171749), (549, 1165346), (674, 949221), (741, 863394), (793, 806778), (798, 801723), (819, 781166), (854, 749151), (1011, 632814), (1098, 582673), (1159, 552006), (1197, 534482), (1281, 499434), (1482, 431697), (1586, 403389), (1638, 390583), (1729, 370026), (2022, 316407), (2223, 287798), (2318, 276003), (2359, 271206), (2379, 268926), (2394, 267241), (2562, 249717), (3033, 210938), (3458, 185013), (3477, 184002), (3843, 166478), (4381, 146034), (4446, 143899), (4718, 135603), (4758, 134463), (5187, 123342), (5551, 115254), (6066, 105469), (6403, 99918), (6954, 92001), (7077, 90402), (7137, 89642), (7686, 83239), (8113, 78858), (8762, 73017), (10374, 61671), (10431, 61334), (11102, 57627), (12806, 49959), (13143, 48678), (14154, 45201), (14274, 44821), (15067, 42462), (15561, 41114), (16226, 39429), (16653, 38418), (19209, 33306), (20557, 31122), (20862, 30667), (21231, 30134), (24339, 26286)]