257434344

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{829}}^1$

素因数の和:1087

約数の個数: 96

約数和(自身を含む): 738036000

約数和(自身を除く): 480601656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 227, 228, 342, 454, 456, 681, 684, 829, 908, 1362, 1368, 1658, 1816, 2043, 2487, 2724, 3316, 4086, 4313, 4974, 5448, 6632, 7461, 8172, 8626, 9948, 12939, 14922, 15751, 16344, 17252, 19896, 25878, 29844, 31502, 34504, 38817, 47253, 51756, 59688, 63004, 77634, 94506, 103512, 126008, 141759, 155268, 188183, 189012, 283518, 310536, 376366, 378024, 564549, 567036, 752732, 1129098, 1134072, 1505464, 1693647, 2258196, 3387294, 3575477, 4516392, 6774588, 7150954, 10726431, 13549176, 14301908, 21452862, 28603816, 32179293, 42905724, 64358586, 85811448, 128717172, 257434344]

約数ペア:

[(1, 257434344), (2, 128717172), (3, 85811448), (4, 64358586), (6, 42905724), (8, 32179293), (9, 28603816), (12, 21452862), (18, 14301908), (19, 13549176), (24, 10726431), (36, 7150954), (38, 6774588), (57, 4516392), (72, 3575477), (76, 3387294), (114, 2258196), (152, 1693647), (171, 1505464), (227, 1134072), (228, 1129098), (342, 752732), (454, 567036), (456, 564549), (681, 378024), (684, 376366), (829, 310536), (908, 283518), (1362, 189012), (1368, 188183), (1658, 155268), (1816, 141759), (2043, 126008), (2487, 103512), (2724, 94506), (3316, 77634), (4086, 63004), (4313, 59688), (4974, 51756), (5448, 47253), (6632, 38817), (7461, 34504), (8172, 31502), (8626, 29844), (9948, 25878), (12939, 19896), (14922, 17252), (15751, 16344)]