1286376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:79

約数の個数: 128

約数和(自身を含む): 4300800

約数和(自身を除く): 3014424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 31, 38, 39, 42, 52, 56, 57, 62, 76, 78, 84, 91, 93, 104, 114, 124, 133, 152, 156, 168, 182, 186, 217, 228, 247, 248, 266, 273, 312, 364, 372, 399, 403, 434, 456, 494, 532, 546, 589, 651, 728, 741, 744, 798, 806, 868, 988, 1064, 1092, 1178, 1209, 1302, 1482, 1596, 1612, 1729, 1736, 1767, 1976, 2184, 2356, 2418, 2604, 2821, 2964, 3192, 3224, 3458, 3534, 4123, 4712, 4836, 5187, 5208, 5642, 5928, 6916, 7068, 7657, 8246, 8463, 9672, 10374, 11284, 12369, 13832, 14136, 15314, 16492, 16926, 20748, 22568, 22971, 24738, 30628, 32984, 33852, 41496, 45942, 49476, 53599, 61256, 67704, 91884, 98952, 107198, 160797, 183768, 214396, 321594, 428792, 643188, 1286376]

約数ペア:

[(1, 1286376), (2, 643188), (3, 428792), (4, 321594), (6, 214396), (7, 183768), (8, 160797), (12, 107198), (13, 98952), (14, 91884), (19, 67704), (21, 61256), (24, 53599), (26, 49476), (28, 45942), (31, 41496), (38, 33852), (39, 32984), (42, 30628), (52, 24738), (56, 22971), (57, 22568), (62, 20748), (76, 16926), (78, 16492), (84, 15314), (91, 14136), (93, 13832), (104, 12369), (114, 11284), (124, 10374), (133, 9672), (152, 8463), (156, 8246), (168, 7657), (182, 7068), (186, 6916), (217, 5928), (228, 5642), (247, 5208), (248, 5187), (266, 4836), (273, 4712), (312, 4123), (364, 3534), (372, 3458), (399, 3224), (403, 3192), (434, 2964), (456, 2821), (494, 2604), (532, 2418), (546, 2356), (589, 2184), (651, 1976), (728, 1767), (741, 1736), (744, 1729), (798, 1612), (806, 1596), (868, 1482), (988, 1302), (1064, 1209), (1092, 1178)]