201512805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 357826560

約数和(自身を除く): 156313755

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 103, 127, 195, 237, 309, 381, 395, 515, 635, 1027, 1185, 1339, 1545, 1651, 1905, 3081, 4017, 4953, 5135, 6695, 8137, 8255, 10033, 13081, 15405, 20085, 24411, 24765, 30099, 39243, 40685, 50165, 65405, 105781, 122055, 130429, 150495, 170053, 196215, 317343, 391287, 510159, 528905, 652145, 850265, 1033399, 1586715, 1956435, 2550795, 3100197, 5166995, 13434187, 15500985, 40302561, 67170935, 201512805]

約数ペア:

[(1, 201512805), (3, 67170935), (5, 40302561), (13, 15500985), (15, 13434187), (39, 5166995), (65, 3100197), (79, 2550795), (103, 1956435), (127, 1586715), (195, 1033399), (237, 850265), (309, 652145), (381, 528905), (395, 510159), (515, 391287), (635, 317343), (1027, 196215), (1185, 170053), (1339, 150495), (1545, 130429), (1651, 122055), (1905, 105781), (3081, 65405), (4017, 50165), (4953, 40685), (5135, 39243), (6695, 30099), (8137, 24765), (8255, 24411), (10033, 20085), (13081, 15405)]