305400520

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{857}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 704246400

約数和(自身を除く): 398845880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 151, 236, 295, 302, 472, 590, 604, 755, 857, 1180, 1208, 1510, 1714, 2360, 3020, 3428, 4285, 6040, 6856, 8570, 8909, 17140, 17818, 34280, 35636, 44545, 50563, 71272, 89090, 101126, 129407, 178180, 202252, 252815, 258814, 356360, 404504, 505630, 517628, 647035, 1011260, 1035256, 1294070, 2022520, 2588140, 5176280, 7635013, 15270026, 30540052, 38175065, 61080104, 76350130, 152700260, 305400520]

約数ペア:

[(1, 305400520), (2, 152700260), (4, 76350130), (5, 61080104), (8, 38175065), (10, 30540052), (20, 15270026), (40, 7635013), (59, 5176280), (118, 2588140), (151, 2022520), (236, 1294070), (295, 1035256), (302, 1011260), (472, 647035), (590, 517628), (604, 505630), (755, 404504), (857, 356360), (1180, 258814), (1208, 252815), (1510, 202252), (1714, 178180), (2360, 129407), (3020, 101126), (3428, 89090), (4285, 71272), (6040, 50563), (6856, 44545), (8570, 35636), (8909, 34280), (17140, 17818)]