140821968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5903}}^1$

素因数の和:5992

約数の個数: 80

約数和(自身を含む): 421687296

約数和(自身を除く): 280865328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 142, 168, 213, 284, 336, 426, 497, 568, 852, 994, 1136, 1491, 1704, 1988, 2982, 3408, 3976, 5903, 5964, 7952, 11806, 11928, 17709, 23612, 23856, 35418, 41321, 47224, 70836, 82642, 94448, 123963, 141672, 165284, 247926, 283344, 330568, 419113, 495852, 661136, 838226, 991704, 1257339, 1676452, 1983408, 2514678, 2933791, 3352904, 5029356, 5867582, 6705808, 8801373, 10058712, 11735164, 17602746, 20117424, 23470328, 35205492, 46940656, 70410984, 140821968]

約数ペア:

[(1, 140821968), (2, 70410984), (3, 46940656), (4, 35205492), (6, 23470328), (7, 20117424), (8, 17602746), (12, 11735164), (14, 10058712), (16, 8801373), (21, 6705808), (24, 5867582), (28, 5029356), (42, 3352904), (48, 2933791), (56, 2514678), (71, 1983408), (84, 1676452), (112, 1257339), (142, 991704), (168, 838226), (213, 661136), (284, 495852), (336, 419113), (426, 330568), (497, 283344), (568, 247926), (852, 165284), (994, 141672), (1136, 123963), (1491, 94448), (1704, 82642), (1988, 70836), (2982, 47224), (3408, 41321), (3976, 35418), (5903, 23856), (5964, 23612), (7952, 17709), (11806, 11928)]