257832456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{1597}}^1$

素因数の和:1675

約数の個数: 96

約数和(自身を含む): 761670720

約数和(自身を除く): 503838264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 961, 1302, 1597, 1736, 1922, 2604, 2883, 3194, 3844, 4791, 5208, 5766, 6388, 6727, 7688, 9582, 11179, 11532, 12776, 13454, 19164, 20181, 22358, 23064, 26908, 33537, 38328, 40362, 44716, 49507, 53816, 67074, 80724, 89432, 99014, 134148, 148521, 161448, 198028, 268296, 297042, 346549, 396056, 594084, 693098, 1039647, 1188168, 1386196, 1534717, 2079294, 2772392, 3069434, 4158588, 4604151, 6138868, 8317176, 9208302, 10743019, 12277736, 18416604, 21486038, 32229057, 36833208, 42972076, 64458114, 85944152, 128916228, 257832456]

約数ペア:

[(1, 257832456), (2, 128916228), (3, 85944152), (4, 64458114), (6, 42972076), (7, 36833208), (8, 32229057), (12, 21486038), (14, 18416604), (21, 12277736), (24, 10743019), (28, 9208302), (31, 8317176), (42, 6138868), (56, 4604151), (62, 4158588), (84, 3069434), (93, 2772392), (124, 2079294), (168, 1534717), (186, 1386196), (217, 1188168), (248, 1039647), (372, 693098), (434, 594084), (651, 396056), (744, 346549), (868, 297042), (961, 268296), (1302, 198028), (1597, 161448), (1736, 148521), (1922, 134148), (2604, 99014), (2883, 89432), (3194, 80724), (3844, 67074), (4791, 53816), (5208, 49507), (5766, 44716), (6388, 40362), (6727, 38328), (7688, 33537), (9582, 26908), (11179, 23064), (11532, 22358), (12776, 20181), (13454, 19164)]