428794912

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 1071366912

約数和(自身を除く): 642572000

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 47, 52, 56, 91, 94, 104, 112, 169, 182, 188, 208, 224, 241, 329, 338, 364, 376, 416, 482, 611, 658, 676, 728, 752, 964, 1183, 1222, 1316, 1352, 1456, 1504, 1687, 1928, 2366, 2444, 2632, 2704, 2912, 3133, 3374, 3856, 4277, 4732, 4888, 5264, 5408, 6266, 6748, 7712, 7943, 8554, 9464, 9776, 10528, 11327, 12532, 13496, 15886, 17108, 18928, 19552, 21931, 22654, 25064, 26992, 31772, 34216, 37856, 40729, 43862, 45308, 50128, 53984, 55601, 63544, 68432, 79289, 81458, 87724, 90616, 100256, 111202, 127088, 136864, 147251, 158578, 162916, 175448, 181232, 222404, 254176, 285103, 294502, 317156, 325832, 350896, 362464, 444808, 570206, 589004, 634312, 651664, 701792, 889616, 1030757, 1140412, 1178008, 1268624, 1303328, 1779232, 1914263, 2061514, 2280824, 2356016, 2537248, 3828526, 4123028, 4561648, 4712032, 7657052, 8246056, 9123296, 13399841, 15314104, 16492112, 26799682, 30628208, 32984224, 53599364, 61256416, 107198728, 214397456, 428794912]

約数ペア:

[(1, 428794912), (2, 214397456), (4, 107198728), (7, 61256416), (8, 53599364), (13, 32984224), (14, 30628208), (16, 26799682), (26, 16492112), (28, 15314104), (32, 13399841), (47, 9123296), (52, 8246056), (56, 7657052), (91, 4712032), (94, 4561648), (104, 4123028), (112, 3828526), (169, 2537248), (182, 2356016), (188, 2280824), (208, 2061514), (224, 1914263), (241, 1779232), (329, 1303328), (338, 1268624), (364, 1178008), (376, 1140412), (416, 1030757), (482, 889616), (611, 701792), (658, 651664), (676, 634312), (728, 589004), (752, 570206), (964, 444808), (1183, 362464), (1222, 350896), (1316, 325832), (1352, 317156), (1456, 294502), (1504, 285103), (1687, 254176), (1928, 222404), (2366, 181232), (2444, 175448), (2632, 162916), (2704, 158578), (2912, 147251), (3133, 136864), (3374, 127088), (3856, 111202), (4277, 100256), (4732, 90616), (4888, 87724), (5264, 81458), (5408, 79289), (6266, 68432), (6748, 63544), (7712, 55601), (7943, 53984), (8554, 50128), (9464, 45308), (9776, 43862), (10528, 40729), (11327, 37856), (12532, 34216), (13496, 31772), (15886, 26992), (17108, 25064), (18928, 22654), (19552, 21931)]