421129968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:355

約数の個数: 160

約数和(自身を含む): 1279918080

約数和(自身を除く): 858788112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 127, 139, 142, 168, 213, 254, 278, 284, 336, 381, 417, 426, 497, 508, 556, 568, 762, 834, 852, 889, 973, 994, 1016, 1112, 1136, 1491, 1524, 1668, 1704, 1778, 1946, 1988, 2032, 2224, 2667, 2919, 2982, 3048, 3336, 3408, 3556, 3892, 3976, 5334, 5838, 5964, 6096, 6672, 7112, 7784, 7952, 9017, 9869, 10668, 11676, 11928, 14224, 15568, 17653, 18034, 19738, 21336, 23352, 23856, 27051, 29607, 35306, 36068, 39476, 42672, 46704, 52959, 54102, 59214, 63119, 69083, 70612, 72136, 78952, 105918, 108204, 118428, 123571, 126238, 138166, 141224, 144272, 157904, 189357, 207249, 211836, 216408, 236856, 247142, 252476, 276332, 282448, 370713, 378714, 414498, 423672, 432816, 473712, 494284, 504952, 552664, 741426, 757428, 828996, 847344, 988568, 1009904, 1105328, 1253363, 1482852, 1514856, 1657992, 1977136, 2506726, 2965704, 3029712, 3315984, 3760089, 5013452, 5931408, 7520178, 8773541, 10026904, 15040356, 17547082, 20053808, 26320623, 30080712, 35094164, 52641246, 60161424, 70188328, 105282492, 140376656, 210564984, 421129968]

約数ペア:

[(1, 421129968), (2, 210564984), (3, 140376656), (4, 105282492), (6, 70188328), (7, 60161424), (8, 52641246), (12, 35094164), (14, 30080712), (16, 26320623), (21, 20053808), (24, 17547082), (28, 15040356), (42, 10026904), (48, 8773541), (56, 7520178), (71, 5931408), (84, 5013452), (112, 3760089), (127, 3315984), (139, 3029712), (142, 2965704), (168, 2506726), (213, 1977136), (254, 1657992), (278, 1514856), (284, 1482852), (336, 1253363), (381, 1105328), (417, 1009904), (426, 988568), (497, 847344), (508, 828996), (556, 757428), (568, 741426), (762, 552664), (834, 504952), (852, 494284), (889, 473712), (973, 432816), (994, 423672), (1016, 414498), (1112, 378714), (1136, 370713), (1491, 282448), (1524, 276332), (1668, 252476), (1704, 247142), (1778, 236856), (1946, 216408), (1988, 211836), (2032, 207249), (2224, 189357), (2667, 157904), (2919, 144272), (2982, 141224), (3048, 138166), (3336, 126238), (3408, 123571), (3556, 118428), (3892, 108204), (3976, 105918), (5334, 78952), (5838, 72136), (5964, 70612), (6096, 69083), (6672, 63119), (7112, 59214), (7784, 54102), (7952, 52959), (9017, 46704), (9869, 42672), (10668, 39476), (11676, 36068), (11928, 35306), (14224, 29607), (15568, 27051), (17653, 23856), (18034, 23352), (19738, 21336)]