210811720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1823}}^1$

素因数の和:1907

約数の個数: 96

約数和(自身を含む): 561427200

約数和(自身を除く): 350615480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 59, 70, 98, 118, 140, 196, 236, 245, 280, 295, 392, 413, 472, 490, 590, 826, 980, 1180, 1652, 1823, 1960, 2065, 2360, 2891, 3304, 3646, 4130, 5782, 7292, 8260, 9115, 11564, 12761, 14455, 14584, 16520, 18230, 23128, 25522, 28910, 36460, 51044, 57820, 63805, 72920, 89327, 102088, 107557, 115640, 127610, 178654, 215114, 255220, 357308, 430228, 446635, 510440, 537785, 714616, 752899, 860456, 893270, 1075570, 1505798, 1786540, 2151140, 3011596, 3573080, 3764495, 4302280, 5270293, 6023192, 7528990, 10540586, 15057980, 21081172, 26351465, 30115960, 42162344, 52702930, 105405860, 210811720]

約数ペア:

[(1, 210811720), (2, 105405860), (4, 52702930), (5, 42162344), (7, 30115960), (8, 26351465), (10, 21081172), (14, 15057980), (20, 10540586), (28, 7528990), (35, 6023192), (40, 5270293), (49, 4302280), (56, 3764495), (59, 3573080), (70, 3011596), (98, 2151140), (118, 1786540), (140, 1505798), (196, 1075570), (236, 893270), (245, 860456), (280, 752899), (295, 714616), (392, 537785), (413, 510440), (472, 446635), (490, 430228), (590, 357308), (826, 255220), (980, 215114), (1180, 178654), (1652, 127610), (1823, 115640), (1960, 107557), (2065, 102088), (2360, 89327), (2891, 72920), (3304, 63805), (3646, 57820), (4130, 51044), (5782, 36460), (7292, 28910), (8260, 25522), (9115, 23128), (11564, 18230), (12761, 16520), (14455, 14584)]