128642256

素因数分解:

$2^4\times 3^6\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:336

約数の個数: 140

約数和(自身を含む): 384233220

約数和(自身を除く): 255590964

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 41, 48, 54, 72, 81, 82, 108, 123, 144, 162, 164, 216, 243, 246, 269, 324, 328, 369, 432, 486, 492, 538, 648, 656, 729, 738, 807, 972, 984, 1076, 1107, 1296, 1458, 1476, 1614, 1944, 1968, 2152, 2214, 2421, 2916, 2952, 3228, 3321, 3888, 4304, 4428, 4842, 5832, 5904, 6456, 6642, 7263, 8856, 9684, 9963, 11029, 11664, 12912, 13284, 14526, 17712, 19368, 19926, 21789, 22058, 26568, 29052, 29889, 33087, 38736, 39852, 43578, 44116, 53136, 58104, 59778, 65367, 66174, 79704, 87156, 88232, 99261, 116208, 119556, 130734, 132348, 159408, 174312, 176464, 196101, 198522, 239112, 261468, 264696, 297783, 348624, 392202, 397044, 478224, 522936, 529392, 595566, 784404, 794088, 893349, 1045872, 1191132, 1568808, 1588176, 1786698, 2382264, 2680047, 3137616, 3573396, 4764528, 5360094, 7146792, 8040141, 10720188, 14293584, 16080282, 21440376, 32160564, 42880752, 64321128, 128642256]

約数ペア:

[(1, 128642256), (2, 64321128), (3, 42880752), (4, 32160564), (6, 21440376), (8, 16080282), (9, 14293584), (12, 10720188), (16, 8040141), (18, 7146792), (24, 5360094), (27, 4764528), (36, 3573396), (41, 3137616), (48, 2680047), (54, 2382264), (72, 1786698), (81, 1588176), (82, 1568808), (108, 1191132), (123, 1045872), (144, 893349), (162, 794088), (164, 784404), (216, 595566), (243, 529392), (246, 522936), (269, 478224), (324, 397044), (328, 392202), (369, 348624), (432, 297783), (486, 264696), (492, 261468), (538, 239112), (648, 198522), (656, 196101), (729, 176464), (738, 174312), (807, 159408), (972, 132348), (984, 130734), (1076, 119556), (1107, 116208), (1296, 99261), (1458, 88232), (1476, 87156), (1614, 79704), (1944, 66174), (1968, 65367), (2152, 59778), (2214, 58104), (2421, 53136), (2916, 44116), (2952, 43578), (3228, 39852), (3321, 38736), (3888, 33087), (4304, 29889), (4428, 29052), (4842, 26568), (5832, 22058), (5904, 21789), (6456, 19926), (6642, 19368), (7263, 17712), (8856, 14526), (9684, 13284), (9963, 12912), (11029, 11664)]