297788720

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{11969}}^1$

素因数の和:12293

約数の個数: 40

約数和(自身を含む): 694643040

約数和(自身を除く): 396854320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 3110, 4976, 6220, 11969, 12440, 23938, 24880, 47876, 59845, 95752, 119690, 191504, 239380, 478760, 957520, 3722359, 7444718, 14889436, 18611795, 29778872, 37223590, 59557744, 74447180, 148894360, 297788720]

約数ペア:

[(1, 297788720), (2, 148894360), (4, 74447180), (5, 59557744), (8, 37223590), (10, 29778872), (16, 18611795), (20, 14889436), (40, 7444718), (80, 3722359), (311, 957520), (622, 478760), (1244, 239380), (1555, 191504), (2488, 119690), (3110, 95752), (4976, 59845), (6220, 47876), (11969, 24880), (12440, 23938)]