253790992

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:745

約数の個数: 120

約数和(自身を含む): 633589656

約数和(自身を除く): 379798664

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 49, 52, 56, 74, 91, 98, 104, 112, 148, 182, 196, 208, 259, 296, 364, 392, 481, 518, 592, 637, 673, 728, 784, 962, 1036, 1274, 1346, 1456, 1813, 1924, 2072, 2548, 2692, 3367, 3626, 3848, 4144, 4711, 5096, 5384, 6734, 7252, 7696, 8749, 9422, 10192, 10768, 13468, 14504, 17498, 18844, 23569, 24901, 26936, 29008, 32977, 34996, 37688, 47138, 49802, 53872, 61243, 65954, 69992, 75376, 94276, 99604, 122486, 131908, 139984, 174307, 188552, 199208, 244972, 263816, 323713, 348614, 377104, 398416, 428701, 489944, 527632, 647426, 697228, 857402, 979888, 1220149, 1294852, 1394456, 1714804, 2265991, 2440298, 2589704, 2788912, 3429608, 4531982, 4880596, 5179408, 6859216, 9063964, 9761192, 15861937, 18127928, 19522384, 31723874, 36255856, 63447748, 126895496, 253790992]

約数ペア:

[(1, 253790992), (2, 126895496), (4, 63447748), (7, 36255856), (8, 31723874), (13, 19522384), (14, 18127928), (16, 15861937), (26, 9761192), (28, 9063964), (37, 6859216), (49, 5179408), (52, 4880596), (56, 4531982), (74, 3429608), (91, 2788912), (98, 2589704), (104, 2440298), (112, 2265991), (148, 1714804), (182, 1394456), (196, 1294852), (208, 1220149), (259, 979888), (296, 857402), (364, 697228), (392, 647426), (481, 527632), (518, 489944), (592, 428701), (637, 398416), (673, 377104), (728, 348614), (784, 323713), (962, 263816), (1036, 244972), (1274, 199208), (1346, 188552), (1456, 174307), (1813, 139984), (1924, 131908), (2072, 122486), (2548, 99604), (2692, 94276), (3367, 75376), (3626, 69992), (3848, 65954), (4144, 61243), (4711, 53872), (5096, 49802), (5384, 47138), (6734, 37688), (7252, 34996), (7696, 32977), (8749, 29008), (9422, 26936), (10192, 24901), (10768, 23569), (13468, 18844), (14504, 17498)]