513456720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9859}}^1$

素因数の和:9913

約数の個数: 160

約数和(自身を含む): 1877975040

約数和(自身を除く): 1364518320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8680, 9859, 10416, 13020, 17360, 19718, 26040, 29577, 39436, 49295, 52080, 59154, 69013, 78872, 98590, 118308, 138026, 147885, 157744, 197180, 207039, 236616, 276052, 295770, 305629, 345065, 394360, 414078, 473232, 552104, 591540, 611258, 690130, 788720, 828156, 916887, 1035195, 1104208, 1183080, 1222516, 1380260, 1528145, 1656312, 1833774, 2070390, 2139403, 2366160, 2445032, 2760520, 3056290, 3312624, 3667548, 4140780, 4278806, 4584435, 4890064, 5521040, 6112580, 6418209, 7335096, 8281560, 8557612, 9168870, 10697015, 12225160, 12836418, 14670192, 16563120, 17115224, 18337740, 21394030, 24450320, 25672836, 32091045, 34230448, 36675480, 42788060, 51345672, 64182090, 73350960, 85576120, 102691344, 128364180, 171152240, 256728360, 513456720]

約数ペア:

[(1, 513456720), (2, 256728360), (3, 171152240), (4, 128364180), (5, 102691344), (6, 85576120), (7, 73350960), (8, 64182090), (10, 51345672), (12, 42788060), (14, 36675480), (15, 34230448), (16, 32091045), (20, 25672836), (21, 24450320), (24, 21394030), (28, 18337740), (30, 17115224), (31, 16563120), (35, 14670192), (40, 12836418), (42, 12225160), (48, 10697015), (56, 9168870), (60, 8557612), (62, 8281560), (70, 7335096), (80, 6418209), (84, 6112580), (93, 5521040), (105, 4890064), (112, 4584435), (120, 4278806), (124, 4140780), (140, 3667548), (155, 3312624), (168, 3056290), (186, 2760520), (210, 2445032), (217, 2366160), (240, 2139403), (248, 2070390), (280, 1833774), (310, 1656312), (336, 1528145), (372, 1380260), (420, 1222516), (434, 1183080), (465, 1104208), (496, 1035195), (560, 916887), (620, 828156), (651, 788720), (744, 690130), (840, 611258), (868, 591540), (930, 552104), (1085, 473232), (1240, 414078), (1302, 394360), (1488, 345065), (1680, 305629), (1736, 295770), (1860, 276052), (2170, 236616), (2480, 207039), (2604, 197180), (3255, 157744), (3472, 147885), (3720, 138026), (4340, 118308), (5208, 98590), (6510, 78872), (7440, 69013), (8680, 59154), (9859, 52080), (10416, 49295), (13020, 39436), (17360, 29577), (19718, 26040)]