131146120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:599

約数の個数: 128

約数和(自身を含む): 360806400

約数和(自身を除く): 229660280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 116, 124, 140, 145, 155, 203, 217, 232, 248, 280, 290, 310, 406, 434, 521, 580, 620, 812, 868, 899, 1015, 1042, 1085, 1160, 1240, 1624, 1736, 1798, 2030, 2084, 2170, 2605, 3596, 3647, 4060, 4168, 4340, 4495, 5210, 6293, 7192, 7294, 8120, 8680, 8990, 10420, 12586, 14588, 15109, 16151, 17980, 18235, 20840, 25172, 29176, 30218, 31465, 32302, 35960, 36470, 50344, 60436, 62930, 64604, 72940, 75545, 80755, 105763, 113057, 120872, 125860, 129208, 145880, 151090, 161510, 211526, 226114, 251720, 302180, 323020, 423052, 452228, 468379, 528815, 565285, 604360, 646040, 846104, 904456, 936758, 1057630, 1130570, 1873516, 2115260, 2261140, 2341895, 3278653, 3747032, 4230520, 4522280, 4683790, 6557306, 9367580, 13114612, 16393265, 18735160, 26229224, 32786530, 65573060, 131146120]

約数ペア:

[(1, 131146120), (2, 65573060), (4, 32786530), (5, 26229224), (7, 18735160), (8, 16393265), (10, 13114612), (14, 9367580), (20, 6557306), (28, 4683790), (29, 4522280), (31, 4230520), (35, 3747032), (40, 3278653), (56, 2341895), (58, 2261140), (62, 2115260), (70, 1873516), (116, 1130570), (124, 1057630), (140, 936758), (145, 904456), (155, 846104), (203, 646040), (217, 604360), (232, 565285), (248, 528815), (280, 468379), (290, 452228), (310, 423052), (406, 323020), (434, 302180), (521, 251720), (580, 226114), (620, 211526), (812, 161510), (868, 151090), (899, 145880), (1015, 129208), (1042, 125860), (1085, 120872), (1160, 113057), (1240, 105763), (1624, 80755), (1736, 75545), (1798, 72940), (2030, 64604), (2084, 62930), (2170, 60436), (2605, 50344), (3596, 36470), (3647, 35960), (4060, 32302), (4168, 31465), (4340, 30218), (4495, 29176), (5210, 25172), (6293, 20840), (7192, 18235), (7294, 17980), (8120, 16151), (8680, 15109), (8990, 14588), (10420, 12586)]