128735568

素因数分解:

$2^4\times 3^7\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:325

約数の個数: 160

約数和(自身を含む): 404279680

約数和(自身を除く): 275544112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 243, 283, 312, 324, 351, 432, 468, 486, 566, 624, 648, 702, 729, 849, 936, 972, 1053, 1132, 1296, 1404, 1458, 1698, 1872, 1944, 2106, 2187, 2264, 2547, 2808, 2916, 3159, 3396, 3679, 3888, 4212, 4374, 4528, 5094, 5616, 5832, 6318, 6792, 7358, 7641, 8424, 8748, 9477, 10188, 11037, 11664, 12636, 13584, 14716, 15282, 16848, 17496, 18954, 20376, 22074, 22923, 25272, 28431, 29432, 30564, 33111, 34992, 37908, 40752, 44148, 45846, 50544, 56862, 58864, 61128, 66222, 68769, 75816, 88296, 91692, 99333, 113724, 122256, 132444, 137538, 151632, 176592, 183384, 198666, 206307, 227448, 264888, 275076, 297999, 366768, 397332, 412614, 454896, 529776, 550152, 595998, 618921, 794664, 825228, 893997, 1100304, 1191996, 1237842, 1589328, 1650456, 1787994, 2383992, 2475684, 2681991, 3300912, 3575988, 4767984, 4951368, 5363982, 7151976, 8045973, 9902736, 10727964, 14303952, 16091946, 21455928, 32183892, 42911856, 64367784, 128735568]

約数ペア:

[(1, 128735568), (2, 64367784), (3, 42911856), (4, 32183892), (6, 21455928), (8, 16091946), (9, 14303952), (12, 10727964), (13, 9902736), (16, 8045973), (18, 7151976), (24, 5363982), (26, 4951368), (27, 4767984), (36, 3575988), (39, 3300912), (48, 2681991), (52, 2475684), (54, 2383992), (72, 1787994), (78, 1650456), (81, 1589328), (104, 1237842), (108, 1191996), (117, 1100304), (144, 893997), (156, 825228), (162, 794664), (208, 618921), (216, 595998), (234, 550152), (243, 529776), (283, 454896), (312, 412614), (324, 397332), (351, 366768), (432, 297999), (468, 275076), (486, 264888), (566, 227448), (624, 206307), (648, 198666), (702, 183384), (729, 176592), (849, 151632), (936, 137538), (972, 132444), (1053, 122256), (1132, 113724), (1296, 99333), (1404, 91692), (1458, 88296), (1698, 75816), (1872, 68769), (1944, 66222), (2106, 61128), (2187, 58864), (2264, 56862), (2547, 50544), (2808, 45846), (2916, 44148), (3159, 40752), (3396, 37908), (3679, 34992), (3888, 33111), (4212, 30564), (4374, 29432), (4528, 28431), (5094, 25272), (5616, 22923), (5832, 22074), (6318, 20376), (6792, 18954), (7358, 17496), (7641, 16848), (8424, 15282), (8748, 14716), (9477, 13584), (10188, 12636), (11037, 11664)]