138775336

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 305827200

約数和(自身を除く): 167051864

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 83, 146, 166, 292, 332, 409, 511, 581, 584, 664, 818, 1022, 1162, 1636, 2044, 2324, 2863, 3272, 4088, 4648, 5726, 6059, 11452, 12118, 22904, 24236, 29857, 33947, 42413, 48472, 59714, 67894, 84826, 119428, 135788, 169652, 208999, 237629, 238856, 271576, 339304, 417998, 475258, 835996, 950516, 1671992, 1901032, 2478131, 4956262, 9912524, 17346917, 19825048, 34693834, 69387668, 138775336]

約数ペア:

[(1, 138775336), (2, 69387668), (4, 34693834), (7, 19825048), (8, 17346917), (14, 9912524), (28, 4956262), (56, 2478131), (73, 1901032), (83, 1671992), (146, 950516), (166, 835996), (292, 475258), (332, 417998), (409, 339304), (511, 271576), (581, 238856), (584, 237629), (664, 208999), (818, 169652), (1022, 135788), (1162, 119428), (1636, 84826), (2044, 67894), (2324, 59714), (2863, 48472), (3272, 42413), (4088, 33947), (4648, 29857), (5726, 24236), (6059, 22904), (11452, 12118)]