247319808

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1052

約数の個数: 144

約数和(自身を含む): 734368320

約数和(自身を除く): 487048512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 38, 48, 51, 57, 64, 68, 76, 96, 102, 114, 128, 136, 152, 192, 204, 228, 256, 272, 304, 323, 384, 408, 456, 544, 608, 646, 768, 816, 912, 969, 997, 1088, 1216, 1292, 1632, 1824, 1938, 1994, 2176, 2432, 2584, 2991, 3264, 3648, 3876, 3988, 4352, 4864, 5168, 5982, 6528, 7296, 7752, 7976, 10336, 11964, 13056, 14592, 15504, 15952, 16949, 18943, 20672, 23928, 31008, 31904, 33898, 37886, 41344, 47856, 50847, 56829, 62016, 63808, 67796, 75772, 82688, 95712, 101694, 113658, 124032, 127616, 135592, 151544, 191424, 203388, 227316, 248064, 255232, 271184, 303088, 322031, 382848, 406776, 454632, 542368, 606176, 644062, 765696, 813552, 909264, 966093, 1084736, 1212352, 1288124, 1627104, 1818528, 1932186, 2169472, 2424704, 2576248, 3254208, 3637056, 3864372, 4338944, 4849408, 5152496, 6508416, 7274112, 7728744, 10304992, 13016832, 14548224, 15457488, 20609984, 30914976, 41219968, 61829952, 82439936, 123659904, 247319808]

約数ペア:

[(1, 247319808), (2, 123659904), (3, 82439936), (4, 61829952), (6, 41219968), (8, 30914976), (12, 20609984), (16, 15457488), (17, 14548224), (19, 13016832), (24, 10304992), (32, 7728744), (34, 7274112), (38, 6508416), (48, 5152496), (51, 4849408), (57, 4338944), (64, 3864372), (68, 3637056), (76, 3254208), (96, 2576248), (102, 2424704), (114, 2169472), (128, 1932186), (136, 1818528), (152, 1627104), (192, 1288124), (204, 1212352), (228, 1084736), (256, 966093), (272, 909264), (304, 813552), (323, 765696), (384, 644062), (408, 606176), (456, 542368), (544, 454632), (608, 406776), (646, 382848), (768, 322031), (816, 303088), (912, 271184), (969, 255232), (997, 248064), (1088, 227316), (1216, 203388), (1292, 191424), (1632, 151544), (1824, 135592), (1938, 127616), (1994, 124032), (2176, 113658), (2432, 101694), (2584, 95712), (2991, 82688), (3264, 75772), (3648, 67796), (3876, 63808), (3988, 62016), (4352, 56829), (4864, 50847), (5168, 47856), (5982, 41344), (6528, 37886), (7296, 33898), (7752, 31904), (7976, 31008), (10336, 23928), (11964, 20672), (13056, 18943), (14592, 16949), (15504, 15952)]