61740840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2423

約数の個数: 128

約数和(自身を含む): 218603520

約数和(自身を除く): 156862680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2371, 2604, 3255, 3720, 4340, 4742, 5208, 6510, 7113, 8680, 9484, 11855, 13020, 14226, 16597, 18968, 23710, 26040, 28452, 33194, 35565, 47420, 49791, 56904, 66388, 71130, 73501, 82985, 94840, 99582, 132776, 142260, 147002, 165970, 199164, 220503, 248955, 284520, 294004, 331940, 367505, 398328, 441006, 497910, 514507, 588008, 663880, 735010, 882012, 995820, 1029014, 1102515, 1470020, 1543521, 1764024, 1991640, 2058028, 2205030, 2572535, 2940040, 3087042, 4116056, 4410060, 5145070, 6174084, 7717605, 8820120, 10290140, 12348168, 15435210, 20580280, 30870420, 61740840]

約数ペア:

[(1, 61740840), (2, 30870420), (3, 20580280), (4, 15435210), (5, 12348168), (6, 10290140), (7, 8820120), (8, 7717605), (10, 6174084), (12, 5145070), (14, 4410060), (15, 4116056), (20, 3087042), (21, 2940040), (24, 2572535), (28, 2205030), (30, 2058028), (31, 1991640), (35, 1764024), (40, 1543521), (42, 1470020), (56, 1102515), (60, 1029014), (62, 995820), (70, 882012), (84, 735010), (93, 663880), (105, 588008), (120, 514507), (124, 497910), (140, 441006), (155, 398328), (168, 367505), (186, 331940), (210, 294004), (217, 284520), (248, 248955), (280, 220503), (310, 199164), (372, 165970), (420, 147002), (434, 142260), (465, 132776), (620, 99582), (651, 94840), (744, 82985), (840, 73501), (868, 71130), (930, 66388), (1085, 56904), (1240, 49791), (1302, 47420), (1736, 35565), (1860, 33194), (2170, 28452), (2371, 26040), (2604, 23710), (3255, 18968), (3720, 16597), (4340, 14226), (4742, 13020), (5208, 11855), (6510, 9484), (7113, 8680)]