212665040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1237}}^1$

素因数の和:1564

約数の個数: 80

約数和(自身を含む): 567380352

約数和(自身を除く): 354715312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 307, 560, 614, 1228, 1237, 1535, 2149, 2456, 2474, 3070, 4298, 4912, 4948, 6140, 6185, 8596, 8659, 9896, 10745, 12280, 12370, 17192, 17318, 19792, 21490, 24560, 24740, 34384, 34636, 42980, 43295, 49480, 69272, 85960, 86590, 98960, 138544, 171920, 173180, 346360, 379759, 692720, 759518, 1519036, 1898795, 2658313, 3038072, 3797590, 5316626, 6076144, 7595180, 10633252, 13291565, 15190360, 21266504, 26583130, 30380720, 42533008, 53166260, 106332520, 212665040]

約数ペア:

[(1, 212665040), (2, 106332520), (4, 53166260), (5, 42533008), (7, 30380720), (8, 26583130), (10, 21266504), (14, 15190360), (16, 13291565), (20, 10633252), (28, 7595180), (35, 6076144), (40, 5316626), (56, 3797590), (70, 3038072), (80, 2658313), (112, 1898795), (140, 1519036), (280, 759518), (307, 692720), (560, 379759), (614, 346360), (1228, 173180), (1237, 171920), (1535, 138544), (2149, 98960), (2456, 86590), (2474, 85960), (3070, 69272), (4298, 49480), (4912, 43295), (4948, 42980), (6140, 34636), (6185, 34384), (8596, 24740), (8659, 24560), (9896, 21490), (10745, 19792), (12280, 17318), (12370, 17192)]