1015280360

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1\times {\mathrm{379}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 2308910400

約数和(自身を除く): 1293630040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 347, 379, 386, 694, 758, 772, 965, 1388, 1516, 1544, 1735, 1895, 1930, 2776, 3032, 3470, 3790, 3860, 6940, 7580, 7720, 13880, 15160, 66971, 73147, 131513, 133942, 146294, 263026, 267884, 292588, 334855, 365735, 526052, 535768, 585176, 657565, 669710, 731470, 1052104, 1315130, 1339420, 1462940, 2630260, 2678840, 2925880, 5260520, 25382009, 50764018, 101528036, 126910045, 203056072, 253820090, 507640180, 1015280360]

約数ペア:

[(1, 1015280360), (2, 507640180), (4, 253820090), (5, 203056072), (8, 126910045), (10, 101528036), (20, 50764018), (40, 25382009), (193, 5260520), (347, 2925880), (379, 2678840), (386, 2630260), (694, 1462940), (758, 1339420), (772, 1315130), (965, 1052104), (1388, 731470), (1516, 669710), (1544, 657565), (1735, 585176), (1895, 535768), (1930, 526052), (2776, 365735), (3032, 334855), (3470, 292588), (3790, 267884), (3860, 263026), (6940, 146294), (7580, 133942), (7720, 131513), (13880, 73147), (15160, 66971)]