257315604

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:294

約数の個数: 192

約数和(自身を含む): 796594176

約数和(自身を除く): 539278572

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 17, 21, 26, 28, 34, 39, 42, 51, 52, 68, 78, 83, 84, 91, 102, 119, 156, 166, 167, 182, 204, 221, 238, 249, 273, 332, 334, 357, 364, 442, 476, 498, 501, 546, 581, 663, 668, 714, 884, 996, 1002, 1079, 1092, 1162, 1169, 1326, 1411, 1428, 1547, 1743, 2004, 2158, 2171, 2324, 2338, 2652, 2822, 2839, 3094, 3237, 3486, 3507, 4233, 4316, 4342, 4641, 4676, 5644, 5678, 6188, 6474, 6513, 6972, 7014, 7553, 8466, 8517, 8684, 9282, 9877, 11356, 12948, 13026, 13861, 14028, 15106, 15197, 16932, 17034, 18343, 18564, 19754, 19873, 22659, 26052, 27722, 29631, 30212, 30394, 34068, 36686, 36907, 39508, 39746, 41583, 45318, 45591, 55029, 55444, 59262, 59619, 60788, 73372, 73814, 79492, 83166, 90636, 91182, 97027, 110058, 110721, 118524, 119238, 128401, 147628, 166332, 180193, 182364, 194054, 220116, 221442, 235637, 238476, 256802, 258349, 291081, 360386, 385203, 388108, 442884, 471274, 513604, 516698, 540579, 582162, 706911, 720772, 770406, 775047, 942548, 1033396, 1081158, 1164324, 1261351, 1413822, 1540812, 1550094, 1649459, 2162316, 2522702, 2827644, 3063281, 3100188, 3298918, 3784053, 4948377, 5045404, 6126562, 6597836, 7568106, 9189843, 9896754, 12253124, 15136212, 18379686, 19793508, 21442967, 36759372, 42885934, 64328901, 85771868, 128657802, 257315604]

約数ペア:

[(1, 257315604), (2, 128657802), (3, 85771868), (4, 64328901), (6, 42885934), (7, 36759372), (12, 21442967), (13, 19793508), (14, 18379686), (17, 15136212), (21, 12253124), (26, 9896754), (28, 9189843), (34, 7568106), (39, 6597836), (42, 6126562), (51, 5045404), (52, 4948377), (68, 3784053), (78, 3298918), (83, 3100188), (84, 3063281), (91, 2827644), (102, 2522702), (119, 2162316), (156, 1649459), (166, 1550094), (167, 1540812), (182, 1413822), (204, 1261351), (221, 1164324), (238, 1081158), (249, 1033396), (273, 942548), (332, 775047), (334, 770406), (357, 720772), (364, 706911), (442, 582162), (476, 540579), (498, 516698), (501, 513604), (546, 471274), (581, 442884), (663, 388108), (668, 385203), (714, 360386), (884, 291081), (996, 258349), (1002, 256802), (1079, 238476), (1092, 235637), (1162, 221442), (1169, 220116), (1326, 194054), (1411, 182364), (1428, 180193), (1547, 166332), (1743, 147628), (2004, 128401), (2158, 119238), (2171, 118524), (2324, 110721), (2338, 110058), (2652, 97027), (2822, 91182), (2839, 90636), (3094, 83166), (3237, 79492), (3486, 73814), (3507, 73372), (4233, 60788), (4316, 59619), (4342, 59262), (4641, 55444), (4676, 55029), (5644, 45591), (5678, 45318), (6188, 41583), (6474, 39746), (6513, 39508), (6972, 36907), (7014, 36686), (7553, 34068), (8466, 30394), (8517, 30212), (8684, 29631), (9282, 27722), (9877, 26052), (11356, 22659), (12948, 19873), (13026, 19754), (13861, 18564), (14028, 18343), (15106, 17034), (15197, 16932)]