256325472

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{7607}}^1$

素因数の和:7642

約数の個数: 120

約数和(自身を含む): 811940976

約数和(自身を除く): 555615504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 72, 78, 81, 96, 104, 108, 117, 144, 156, 162, 208, 216, 234, 288, 312, 324, 351, 416, 432, 468, 624, 648, 702, 864, 936, 1053, 1248, 1296, 1404, 1872, 2106, 2592, 2808, 3744, 4212, 5616, 7607, 8424, 11232, 15214, 16848, 22821, 30428, 33696, 45642, 60856, 68463, 91284, 98891, 121712, 136926, 182568, 197782, 205389, 243424, 273852, 296673, 365136, 395564, 410778, 547704, 593346, 616167, 730272, 791128, 821556, 890019, 1095408, 1186692, 1232334, 1582256, 1643112, 1780038, 2190816, 2373384, 2464668, 2670057, 3164512, 3286224, 3560076, 4746768, 4929336, 5340114, 6572448, 7120152, 8010171, 9493536, 9858672, 10680228, 14240304, 16020342, 19717344, 21360456, 28480608, 32040684, 42720912, 64081368, 85441824, 128162736, 256325472]

約数ペア:

[(1, 256325472), (2, 128162736), (3, 85441824), (4, 64081368), (6, 42720912), (8, 32040684), (9, 28480608), (12, 21360456), (13, 19717344), (16, 16020342), (18, 14240304), (24, 10680228), (26, 9858672), (27, 9493536), (32, 8010171), (36, 7120152), (39, 6572448), (48, 5340114), (52, 4929336), (54, 4746768), (72, 3560076), (78, 3286224), (81, 3164512), (96, 2670057), (104, 2464668), (108, 2373384), (117, 2190816), (144, 1780038), (156, 1643112), (162, 1582256), (208, 1232334), (216, 1186692), (234, 1095408), (288, 890019), (312, 821556), (324, 791128), (351, 730272), (416, 616167), (432, 593346), (468, 547704), (624, 410778), (648, 395564), (702, 365136), (864, 296673), (936, 273852), (1053, 243424), (1248, 205389), (1296, 197782), (1404, 182568), (1872, 136926), (2106, 121712), (2592, 98891), (2808, 91284), (3744, 68463), (4212, 60856), (5616, 45642), (7607, 33696), (8424, 30428), (11232, 22821), (15214, 16848)]