256449612

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{18439}}^1$

素因数の和:18526

約数の個数: 48

約数和(自身を含む): 640236800

約数和(自身を除く): 383787188

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 76, 114, 122, 183, 228, 244, 366, 732, 1159, 2318, 3477, 4636, 6954, 13908, 18439, 36878, 55317, 73756, 110634, 221268, 350341, 700682, 1051023, 1124779, 1401364, 2102046, 2249558, 3374337, 4204092, 4499116, 6748674, 13497348, 21370801, 42741602, 64112403, 85483204, 128224806, 256449612]

約数ペア:

[(1, 256449612), (2, 128224806), (3, 85483204), (4, 64112403), (6, 42741602), (12, 21370801), (19, 13497348), (38, 6748674), (57, 4499116), (61, 4204092), (76, 3374337), (114, 2249558), (122, 2102046), (183, 1401364), (228, 1124779), (244, 1051023), (366, 700682), (732, 350341), (1159, 221268), (2318, 110634), (3477, 73756), (4636, 55317), (6954, 36878), (13908, 18439)]