221355624

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2237}}^1$

素因数の和:2303

約数の個数: 128

約数和(自身を含む): 687513600

約数和(自身を除く): 466157976

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 31, 38, 42, 56, 57, 62, 76, 84, 93, 114, 124, 133, 152, 168, 186, 217, 228, 248, 266, 372, 399, 434, 456, 532, 589, 651, 744, 798, 868, 1064, 1178, 1302, 1596, 1736, 1767, 2237, 2356, 2604, 3192, 3534, 4123, 4474, 4712, 5208, 6711, 7068, 8246, 8948, 12369, 13422, 14136, 15659, 16492, 17896, 24738, 26844, 31318, 32984, 42503, 46977, 49476, 53688, 62636, 69347, 85006, 93954, 98952, 125272, 127509, 138694, 170012, 187908, 208041, 255018, 277388, 297521, 340024, 375816, 416082, 485429, 510036, 554776, 595042, 832164, 892563, 970858, 1020072, 1190084, 1317593, 1456287, 1664328, 1785126, 1941716, 2380168, 2635186, 2912574, 3570252, 3883432, 3952779, 5270372, 5825148, 7140504, 7905558, 9223151, 10540744, 11650296, 15811116, 18446302, 27669453, 31622232, 36892604, 55338906, 73785208, 110677812, 221355624]

約数ペア:

[(1, 221355624), (2, 110677812), (3, 73785208), (4, 55338906), (6, 36892604), (7, 31622232), (8, 27669453), (12, 18446302), (14, 15811116), (19, 11650296), (21, 10540744), (24, 9223151), (28, 7905558), (31, 7140504), (38, 5825148), (42, 5270372), (56, 3952779), (57, 3883432), (62, 3570252), (76, 2912574), (84, 2635186), (93, 2380168), (114, 1941716), (124, 1785126), (133, 1664328), (152, 1456287), (168, 1317593), (186, 1190084), (217, 1020072), (228, 970858), (248, 892563), (266, 832164), (372, 595042), (399, 554776), (434, 510036), (456, 485429), (532, 416082), (589, 375816), (651, 340024), (744, 297521), (798, 277388), (868, 255018), (1064, 208041), (1178, 187908), (1302, 170012), (1596, 138694), (1736, 127509), (1767, 125272), (2237, 98952), (2356, 93954), (2604, 85006), (3192, 69347), (3534, 62636), (4123, 53688), (4474, 49476), (4712, 46977), (5208, 42503), (6711, 32984), (7068, 31318), (8246, 26844), (8948, 24738), (12369, 17896), (13422, 16492), (14136, 15659)]