647519040

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{32119}}^1$

素因数の和:32149

約数の個数: 168

約数和(自身を含む): 2545445760

約数和(自身を除く): 1897926720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 32119, 64238, 96357, 128476, 160595, 192714, 224833, 256952, 289071, 321190, 385428, 449666, 481785, 513904, 578142, 642380, 674499, 770856, 899332, 963570, 1027808, 1124165, 1156284, 1284760, 1348998, 1445355, 1541712, 1798664, 1927140, 2023497, 2055616, 2248330, 2312568, 2569520, 2697996, 2890710, 3083424, 3372495, 3597328, 3854280, 4046994, 4496660, 4625136, 5139040, 5395992, 5781420, 6166848, 6744990, 7194656, 7708560, 8093988, 8993320, 9250272, 10117485, 10278080, 10791984, 11562840, 13489980, 14389312, 15417120, 16187976, 17986640, 18500544, 20234970, 21583968, 23125680, 26979960, 30834240, 32375952, 35973280, 40469940, 43167936, 46251360, 53959920, 64751904, 71946560, 80939880, 92502720, 107919840, 129503808, 161879760, 215839680, 323759520, 647519040]

約数ペア:

[(1, 647519040), (2, 323759520), (3, 215839680), (4, 161879760), (5, 129503808), (6, 107919840), (7, 92502720), (8, 80939880), (9, 71946560), (10, 64751904), (12, 53959920), (14, 46251360), (15, 43167936), (16, 40469940), (18, 35973280), (20, 32375952), (21, 30834240), (24, 26979960), (28, 23125680), (30, 21583968), (32, 20234970), (35, 18500544), (36, 17986640), (40, 16187976), (42, 15417120), (45, 14389312), (48, 13489980), (56, 11562840), (60, 10791984), (63, 10278080), (64, 10117485), (70, 9250272), (72, 8993320), (80, 8093988), (84, 7708560), (90, 7194656), (96, 6744990), (105, 6166848), (112, 5781420), (120, 5395992), (126, 5139040), (140, 4625136), (144, 4496660), (160, 4046994), (168, 3854280), (180, 3597328), (192, 3372495), (210, 3083424), (224, 2890710), (240, 2697996), (252, 2569520), (280, 2312568), (288, 2248330), (315, 2055616), (320, 2023497), (336, 1927140), (360, 1798664), (420, 1541712), (448, 1445355), (480, 1348998), (504, 1284760), (560, 1156284), (576, 1124165), (630, 1027808), (672, 963570), (720, 899332), (840, 770856), (960, 674499), (1008, 642380), (1120, 578142), (1260, 513904), (1344, 481785), (1440, 449666), (1680, 385428), (2016, 321190), (2240, 289071), (2520, 256952), (2880, 224833), (3360, 192714), (4032, 160595), (5040, 128476), (6720, 96357), (10080, 64238), (20160, 32119)]