315655440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1315231}}^1$

素因数の和:1315247

約数の個数: 40

約数和(自身を含む): 978532608

約数和(自身を除く): 662877168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1315231, 2630462, 3945693, 5260924, 6576155, 7891386, 10521848, 13152310, 15782772, 19728465, 21043696, 26304620, 31565544, 39456930, 52609240, 63131088, 78913860, 105218480, 157827720, 315655440]

約数ペア:

[(1, 315655440), (2, 157827720), (3, 105218480), (4, 78913860), (5, 63131088), (6, 52609240), (8, 39456930), (10, 31565544), (12, 26304620), (15, 21043696), (16, 19728465), (20, 15782772), (24, 13152310), (30, 10521848), (40, 7891386), (48, 6576155), (60, 5260924), (80, 3945693), (120, 2630462), (240, 1315231)]