128805124

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 303367680

約数和(自身を除く): 174562556

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 31, 34, 43, 49, 58, 62, 68, 86, 98, 116, 119, 124, 172, 196, 203, 217, 238, 301, 406, 434, 476, 493, 527, 602, 731, 812, 833, 868, 899, 986, 1054, 1204, 1247, 1333, 1421, 1462, 1519, 1666, 1798, 1972, 2107, 2108, 2494, 2666, 2842, 2924, 3038, 3332, 3451, 3596, 3689, 4214, 4988, 5117, 5332, 5684, 6076, 6293, 6902, 7378, 8428, 8729, 9331, 10234, 12586, 13804, 14756, 15283, 17458, 18662, 20468, 21199, 22661, 24157, 25172, 25823, 30566, 34916, 35819, 37324, 38657, 42398, 44051, 45322, 48314, 51646, 61103, 61132, 65317, 71638, 77314, 84796, 88102, 90644, 96628, 103292, 106981, 122206, 130634, 143276, 148393, 154628, 158627, 176204, 213962, 244412, 261268, 270599, 296786, 317254, 427924, 541198, 593572, 634508, 657169, 748867, 1038751, 1082396, 1110389, 1314338, 1497734, 1894193, 2077502, 2220778, 2628676, 2995468, 3788386, 4155004, 4441556, 4600183, 7576772, 9200366, 18400732, 32201281, 64402562, 128805124]

約数ペア:

[(1, 128805124), (2, 64402562), (4, 32201281), (7, 18400732), (14, 9200366), (17, 7576772), (28, 4600183), (29, 4441556), (31, 4155004), (34, 3788386), (43, 2995468), (49, 2628676), (58, 2220778), (62, 2077502), (68, 1894193), (86, 1497734), (98, 1314338), (116, 1110389), (119, 1082396), (124, 1038751), (172, 748867), (196, 657169), (203, 634508), (217, 593572), (238, 541198), (301, 427924), (406, 317254), (434, 296786), (476, 270599), (493, 261268), (527, 244412), (602, 213962), (731, 176204), (812, 158627), (833, 154628), (868, 148393), (899, 143276), (986, 130634), (1054, 122206), (1204, 106981), (1247, 103292), (1333, 96628), (1421, 90644), (1462, 88102), (1519, 84796), (1666, 77314), (1798, 71638), (1972, 65317), (2107, 61132), (2108, 61103), (2494, 51646), (2666, 48314), (2842, 45322), (2924, 44051), (3038, 42398), (3332, 38657), (3451, 37324), (3596, 35819), (3689, 34916), (4214, 30566), (4988, 25823), (5117, 25172), (5332, 24157), (5684, 22661), (6076, 21199), (6293, 20468), (6902, 18662), (7378, 17458), (8428, 15283), (8729, 14756), (9331, 13804), (10234, 12586)]