129227840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1916

約数の個数: 112

約数和(自身を含む): 363224064

約数和(自身を除く): 233996224

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 140, 155, 160, 217, 224, 248, 280, 310, 320, 434, 448, 496, 560, 620, 868, 992, 1085, 1120, 1240, 1736, 1861, 1984, 2170, 2240, 2480, 3472, 3722, 4340, 4960, 6944, 7444, 8680, 9305, 9920, 13027, 13888, 14888, 17360, 18610, 26054, 29776, 34720, 37220, 52108, 57691, 59552, 65135, 69440, 74440, 104216, 115382, 119104, 130270, 148880, 208432, 230764, 260540, 288455, 297760, 403837, 416864, 461528, 521080, 576910, 595520, 807674, 833728, 923056, 1042160, 1153820, 1615348, 1846112, 2019185, 2084320, 2307640, 3230696, 3692224, 4038370, 4168640, 4615280, 6461392, 8076740, 9230560, 12922784, 16153480, 18461120, 25845568, 32306960, 64613920, 129227840]

約数ペア:

[(1, 129227840), (2, 64613920), (4, 32306960), (5, 25845568), (7, 18461120), (8, 16153480), (10, 12922784), (14, 9230560), (16, 8076740), (20, 6461392), (28, 4615280), (31, 4168640), (32, 4038370), (35, 3692224), (40, 3230696), (56, 2307640), (62, 2084320), (64, 2019185), (70, 1846112), (80, 1615348), (112, 1153820), (124, 1042160), (140, 923056), (155, 833728), (160, 807674), (217, 595520), (224, 576910), (248, 521080), (280, 461528), (310, 416864), (320, 403837), (434, 297760), (448, 288455), (496, 260540), (560, 230764), (620, 208432), (868, 148880), (992, 130270), (1085, 119104), (1120, 115382), (1240, 104216), (1736, 74440), (1861, 69440), (1984, 65135), (2170, 59552), (2240, 57691), (2480, 52108), (3472, 37220), (3722, 34720), (4340, 29776), (4960, 26054), (6944, 18610), (7444, 17360), (8680, 14888), (9305, 13888), (9920, 13027)]