641258436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1074

約数の個数: 192

約数和(自身を含む): 2003025920

約数和(自身を除く): 1361767484

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 31, 38, 39, 42, 52, 57, 62, 76, 78, 84, 91, 93, 114, 124, 133, 156, 182, 186, 217, 228, 247, 266, 273, 364, 372, 399, 403, 434, 494, 532, 546, 589, 651, 741, 798, 806, 868, 988, 997, 1092, 1178, 1209, 1302, 1482, 1596, 1612, 1729, 1767, 1994, 2356, 2418, 2604, 2821, 2964, 2991, 3458, 3534, 3988, 4123, 4836, 5187, 5642, 5982, 6916, 6979, 7068, 7657, 8246, 8463, 10374, 11284, 11964, 12369, 12961, 13958, 15314, 16492, 16926, 18943, 20748, 20937, 22971, 24738, 25922, 27916, 30628, 30907, 33852, 37886, 38883, 41874, 45942, 49476, 51844, 53599, 56829, 61814, 75772, 77766, 83748, 90727, 91884, 92721, 107198, 113658, 123628, 132601, 155532, 160797, 181454, 185442, 214396, 216349, 227316, 246259, 265202, 272181, 321594, 362908, 370884, 397803, 401791, 432698, 492518, 530404, 544362, 587233, 643188, 649047, 738777, 795606, 803582, 865396, 985036, 1088724, 1174466, 1205373, 1298094, 1477554, 1591212, 1607164, 1723813, 1761699, 2348932, 2410746, 2596188, 2812537, 2955108, 3447626, 3523398, 4110631, 4821492, 5171439, 5625074, 6895252, 7046796, 7634029, 8221262, 8437611, 10342878, 11250148, 12331893, 15268058, 16442524, 16875222, 20685756, 22902087, 24663786, 30536116, 33750444, 45804174, 49327572, 53438203, 91608348, 106876406, 160314609, 213752812, 320629218, 641258436]

約数ペア:

[(1, 641258436), (2, 320629218), (3, 213752812), (4, 160314609), (6, 106876406), (7, 91608348), (12, 53438203), (13, 49327572), (14, 45804174), (19, 33750444), (21, 30536116), (26, 24663786), (28, 22902087), (31, 20685756), (38, 16875222), (39, 16442524), (42, 15268058), (52, 12331893), (57, 11250148), (62, 10342878), (76, 8437611), (78, 8221262), (84, 7634029), (91, 7046796), (93, 6895252), (114, 5625074), (124, 5171439), (133, 4821492), (156, 4110631), (182, 3523398), (186, 3447626), (217, 2955108), (228, 2812537), (247, 2596188), (266, 2410746), (273, 2348932), (364, 1761699), (372, 1723813), (399, 1607164), (403, 1591212), (434, 1477554), (494, 1298094), (532, 1205373), (546, 1174466), (589, 1088724), (651, 985036), (741, 865396), (798, 803582), (806, 795606), (868, 738777), (988, 649047), (997, 643188), (1092, 587233), (1178, 544362), (1209, 530404), (1302, 492518), (1482, 432698), (1596, 401791), (1612, 397803), (1729, 370884), (1767, 362908), (1994, 321594), (2356, 272181), (2418, 265202), (2604, 246259), (2821, 227316), (2964, 216349), (2991, 214396), (3458, 185442), (3534, 181454), (3988, 160797), (4123, 155532), (4836, 132601), (5187, 123628), (5642, 113658), (5982, 107198), (6916, 92721), (6979, 91884), (7068, 90727), (7657, 83748), (8246, 77766), (8463, 75772), (10374, 61814), (11284, 56829), (11964, 53599), (12369, 51844), (12961, 49476), (13958, 45942), (15314, 41874), (16492, 38883), (16926, 37886), (18943, 33852), (20748, 30907), (20937, 30628), (22971, 27916), (24738, 25922)]