128364180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9859}}^1$

素因数の和:9909

約数の個数: 96

約数和(自身を含む): 424058880

約数和(自身を除く): 295694700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 9859, 13020, 19718, 29577, 39436, 49295, 59154, 69013, 98590, 118308, 138026, 147885, 197180, 207039, 276052, 295770, 305629, 345065, 414078, 591540, 611258, 690130, 828156, 916887, 1035195, 1222516, 1380260, 1528145, 1833774, 2070390, 2139403, 3056290, 3667548, 4140780, 4278806, 4584435, 6112580, 6418209, 8557612, 9168870, 10697015, 12836418, 18337740, 21394030, 25672836, 32091045, 42788060, 64182090, 128364180]

約数ペア:

[(1, 128364180), (2, 64182090), (3, 42788060), (4, 32091045), (5, 25672836), (6, 21394030), (7, 18337740), (10, 12836418), (12, 10697015), (14, 9168870), (15, 8557612), (20, 6418209), (21, 6112580), (28, 4584435), (30, 4278806), (31, 4140780), (35, 3667548), (42, 3056290), (60, 2139403), (62, 2070390), (70, 1833774), (84, 1528145), (93, 1380260), (105, 1222516), (124, 1035195), (140, 916887), (155, 828156), (186, 690130), (210, 611258), (217, 591540), (310, 414078), (372, 345065), (420, 305629), (434, 295770), (465, 276052), (620, 207039), (651, 197180), (868, 147885), (930, 138026), (1085, 118308), (1302, 98590), (1860, 69013), (2170, 59154), (2604, 49295), (3255, 39436), (4340, 29577), (6510, 19718), (9859, 13020)]