256526712

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1229}}^1$

素因数の和:1477

約数の個数: 96

約数和(自身を含む): 752169600

約数和(自身を除く): 495642888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 223, 234, 312, 446, 468, 669, 892, 936, 1229, 1338, 1784, 2007, 2458, 2676, 2899, 3687, 4014, 4916, 5352, 5798, 7374, 8028, 8697, 9832, 11061, 11596, 14748, 15977, 16056, 17394, 22122, 23192, 26091, 29496, 31954, 34788, 44244, 47931, 52182, 63908, 69576, 88488, 95862, 104364, 127816, 143793, 191724, 208728, 274067, 287586, 383448, 548134, 575172, 822201, 1096268, 1150344, 1644402, 2192536, 2466603, 3288804, 3562871, 4933206, 6577608, 7125742, 9866412, 10688613, 14251484, 19732824, 21377226, 28502968, 32065839, 42754452, 64131678, 85508904, 128263356, 256526712]

約数ペア:

[(1, 256526712), (2, 128263356), (3, 85508904), (4, 64131678), (6, 42754452), (8, 32065839), (9, 28502968), (12, 21377226), (13, 19732824), (18, 14251484), (24, 10688613), (26, 9866412), (36, 7125742), (39, 6577608), (52, 4933206), (72, 3562871), (78, 3288804), (104, 2466603), (117, 2192536), (156, 1644402), (223, 1150344), (234, 1096268), (312, 822201), (446, 575172), (468, 548134), (669, 383448), (892, 287586), (936, 274067), (1229, 208728), (1338, 191724), (1784, 143793), (2007, 127816), (2458, 104364), (2676, 95862), (2899, 88488), (3687, 69576), (4014, 63908), (4916, 52182), (5352, 47931), (5798, 44244), (7374, 34788), (8028, 31954), (8697, 29496), (9832, 26091), (11061, 23192), (11596, 22122), (14748, 17394), (15977, 16056)]