15403020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15101}}^1$

素因数の和:15130

約数の個数: 48

約数和(自身を含む): 45668448

約数和(自身を除く): 30265428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15101, 30202, 45303, 60404, 75505, 90606, 151010, 181212, 226515, 256717, 302020, 453030, 513434, 770151, 906060, 1026868, 1283585, 1540302, 2567170, 3080604, 3850755, 5134340, 7701510, 15403020]

約数ペア:

[(1, 15403020), (2, 7701510), (3, 5134340), (4, 3850755), (5, 3080604), (6, 2567170), (10, 1540302), (12, 1283585), (15, 1026868), (17, 906060), (20, 770151), (30, 513434), (34, 453030), (51, 302020), (60, 256717), (68, 226515), (85, 181212), (102, 151010), (170, 90606), (204, 75505), (255, 60404), (340, 45303), (510, 30202), (1020, 15101)]