77512960

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 218397312

約数和(自身を除く): 140884352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 211, 224, 256, 280, 287, 320, 328, 410, 422, 448, 560, 574, 640, 656, 820, 844, 896, 1055, 1120, 1148, 1280, 1312, 1435, 1477, 1640, 1688, 1792, 2110, 2240, 2296, 2624, 2870, 2954, 3280, 3376, 4220, 4480, 4592, 5248, 5740, 5908, 6560, 6752, 7385, 8440, 8651, 8960, 9184, 10496, 11480, 11816, 13120, 13504, 14770, 16880, 17302, 18368, 22960, 23632, 26240, 27008, 29540, 33760, 34604, 36736, 43255, 45920, 47264, 52480, 54016, 59080, 60557, 67520, 69208, 73472, 86510, 91840, 94528, 118160, 121114, 135040, 138416, 173020, 183680, 189056, 236320, 242228, 270080, 276832, 302785, 346040, 367360, 378112, 472640, 484456, 553664, 605570, 692080, 945280, 968912, 1107328, 1211140, 1384160, 1890560, 1937824, 2214656, 2422280, 2768320, 3875648, 4844560, 5536640, 7751296, 9689120, 11073280, 15502592, 19378240, 38756480, 77512960]

約数ペア:

[(1, 77512960), (2, 38756480), (4, 19378240), (5, 15502592), (7, 11073280), (8, 9689120), (10, 7751296), (14, 5536640), (16, 4844560), (20, 3875648), (28, 2768320), (32, 2422280), (35, 2214656), (40, 1937824), (41, 1890560), (56, 1384160), (64, 1211140), (70, 1107328), (80, 968912), (82, 945280), (112, 692080), (128, 605570), (140, 553664), (160, 484456), (164, 472640), (205, 378112), (211, 367360), (224, 346040), (256, 302785), (280, 276832), (287, 270080), (320, 242228), (328, 236320), (410, 189056), (422, 183680), (448, 173020), (560, 138416), (574, 135040), (640, 121114), (656, 118160), (820, 94528), (844, 91840), (896, 86510), (1055, 73472), (1120, 69208), (1148, 67520), (1280, 60557), (1312, 59080), (1435, 54016), (1477, 52480), (1640, 47264), (1688, 45920), (1792, 43255), (2110, 36736), (2240, 34604), (2296, 33760), (2624, 29540), (2870, 27008), (2954, 26240), (3280, 23632), (3376, 22960), (4220, 18368), (4480, 17302), (4592, 16880), (5248, 14770), (5740, 13504), (5908, 13120), (6560, 11816), (6752, 11480), (7385, 10496), (8440, 9184), (8651, 8960)]