820136746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 1621638144

約数和(自身を除く): 801501398

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 37, 47, 74, 94, 97, 143, 187, 194, 221, 286, 374, 407, 442, 481, 517, 611, 629, 799, 814, 962, 1034, 1067, 1222, 1258, 1261, 1598, 1649, 1739, 2134, 2431, 2522, 3298, 3478, 3589, 4559, 4862, 5291, 6721, 6919, 7178, 8177, 8789, 9118, 10387, 10582, 13442, 13838, 13871, 16354, 17578, 18139, 19129, 20774, 21437, 22607, 27742, 29563, 36278, 38258, 39479, 42874, 45214, 46657, 50149, 59126, 59267, 61013, 77503, 78958, 89947, 93314, 100298, 114257, 118534, 122026, 155006, 168683, 179894, 228514, 235807, 248677, 325193, 337366, 384319, 471614, 497354, 513227, 650386, 651937, 671143, 768638, 793169, 852533, 1007539, 1026454, 1303874, 1342286, 1586338, 1705066, 1855513, 2015078, 2192879, 2867611, 3711026, 4227509, 4385758, 5735222, 8455018, 8724859, 11082929, 17449718, 22165858, 24121669, 31543721, 37278943, 48243338, 63087442, 74557886, 410068373, 820136746]

約数ペア:

[(1, 820136746), (2, 410068373), (11, 74557886), (13, 63087442), (17, 48243338), (22, 37278943), (26, 31543721), (34, 24121669), (37, 22165858), (47, 17449718), (74, 11082929), (94, 8724859), (97, 8455018), (143, 5735222), (187, 4385758), (194, 4227509), (221, 3711026), (286, 2867611), (374, 2192879), (407, 2015078), (442, 1855513), (481, 1705066), (517, 1586338), (611, 1342286), (629, 1303874), (799, 1026454), (814, 1007539), (962, 852533), (1034, 793169), (1067, 768638), (1222, 671143), (1258, 651937), (1261, 650386), (1598, 513227), (1649, 497354), (1739, 471614), (2134, 384319), (2431, 337366), (2522, 325193), (3298, 248677), (3478, 235807), (3589, 228514), (4559, 179894), (4862, 168683), (5291, 155006), (6721, 122026), (6919, 118534), (7178, 114257), (8177, 100298), (8789, 93314), (9118, 89947), (10387, 78958), (10582, 77503), (13442, 61013), (13838, 59267), (13871, 59126), (16354, 50149), (17578, 46657), (18139, 45214), (19129, 42874), (20774, 39479), (21437, 38258), (22607, 36278), (27742, 29563)]