131172160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1889}}^1$

素因数の和:1944

約数の個数: 112

約数和(自身を含む): 368686080

約数和(自身を除く): 237513920

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, 1889, 1984, 2170, 2240, 2480, 3472, 3778, 4340, 4960, 6944, 7556, 8680, 9445, 9920, 13223, 13888, 15112, 17360, 18890, 26446, 30224, 34720, 37780, 52892, 58559, 60448, 66115, 69440, 75560, 105784, 117118, 120896, 132230, 151120, 211568, 234236, 264460, 292795, 302240, 409913, 423136, 468472, 528920, 585590, 604480, 819826, 846272, 936944, 1057840, 1171180, 1639652, 1873888, 2049565, 2115680, 2342360, 3279304, 3747776, 4099130, 4231360, 4684720, 6558608, 8198260, 9369440, 13117216, 16396520, 18738880, 26234432, 32793040, 65586080, 131172160]

約数ペア:

[(1, 131172160), (2, 65586080), (4, 32793040), (5, 26234432), (7, 18738880), (8, 16396520), (10, 13117216), (14, 9369440), (16, 8198260), (20, 6558608), (28, 4684720), (31, 4231360), (32, 4099130), (35, 3747776), (40, 3279304), (56, 2342360), (62, 2115680), (64, 2049565), (70, 1873888), (80, 1639652), (112, 1171180), (124, 1057840), (140, 936944), (155, 846272), (160, 819826), (217, 604480), (224, 585590), (248, 528920), (280, 468472), (310, 423136), (320, 409913), (434, 302240), (448, 292795), (496, 264460), (560, 234236), (620, 211568), (868, 151120), (992, 132230), (1085, 120896), (1120, 117118), (1240, 105784), (1736, 75560), (1889, 69440), (1984, 66115), (2170, 60448), (2240, 58559), (2480, 52892), (3472, 37780), (3778, 34720), (4340, 30224), (4960, 26446), (6944, 18890), (7556, 17360), (8680, 15112), (9445, 13888), (9920, 13223)]