40320736

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 91445760

約数和(自身を除く): 51125024

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 47, 68, 76, 83, 94, 136, 152, 166, 188, 272, 304, 323, 332, 376, 544, 608, 646, 664, 752, 799, 893, 1292, 1328, 1411, 1504, 1577, 1598, 1786, 2584, 2656, 2822, 3154, 3196, 3572, 3901, 5168, 5644, 6308, 6392, 7144, 7802, 10336, 11288, 12616, 12784, 14288, 15181, 15604, 22576, 25232, 25568, 26809, 28576, 30362, 31208, 45152, 50464, 53618, 60724, 62416, 66317, 74119, 107236, 121448, 124832, 132634, 148238, 214472, 242896, 265268, 296476, 428944, 485792, 530536, 592952, 857888, 1061072, 1185904, 1260023, 2122144, 2371808, 2520046, 5040092, 10080184, 20160368, 40320736]

約数ペア:

[(1, 40320736), (2, 20160368), (4, 10080184), (8, 5040092), (16, 2520046), (17, 2371808), (19, 2122144), (32, 1260023), (34, 1185904), (38, 1061072), (47, 857888), (68, 592952), (76, 530536), (83, 485792), (94, 428944), (136, 296476), (152, 265268), (166, 242896), (188, 214472), (272, 148238), (304, 132634), (323, 124832), (332, 121448), (376, 107236), (544, 74119), (608, 66317), (646, 62416), (664, 60724), (752, 53618), (799, 50464), (893, 45152), (1292, 31208), (1328, 30362), (1411, 28576), (1504, 26809), (1577, 25568), (1598, 25232), (1786, 22576), (2584, 15604), (2656, 15181), (2822, 14288), (3154, 12784), (3196, 12616), (3572, 11288), (3901, 10336), (5168, 7802), (5644, 7144), (6308, 6392)]