320249208

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{8387}}^1$

素因数の和:8476

約数の個数: 64

約数和(自身を含む): 841484160

約数和(自身を除く): 521234952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 296, 344, 444, 516, 888, 1032, 1591, 3182, 4773, 6364, 8387, 9546, 12728, 16774, 19092, 25161, 33548, 38184, 50322, 67096, 100644, 201288, 310319, 360641, 620638, 721282, 930957, 1081923, 1241276, 1442564, 1861914, 2163846, 2482552, 2885128, 3723828, 4327692, 7447656, 8655384, 13343717, 26687434, 40031151, 53374868, 80062302, 106749736, 160124604, 320249208]

約数ペア:

[(1, 320249208), (2, 160124604), (3, 106749736), (4, 80062302), (6, 53374868), (8, 40031151), (12, 26687434), (24, 13343717), (37, 8655384), (43, 7447656), (74, 4327692), (86, 3723828), (111, 2885128), (129, 2482552), (148, 2163846), (172, 1861914), (222, 1442564), (258, 1241276), (296, 1081923), (344, 930957), (444, 721282), (516, 620638), (888, 360641), (1032, 310319), (1591, 201288), (3182, 100644), (4773, 67096), (6364, 50322), (8387, 38184), (9546, 33548), (12728, 25161), (16774, 19092)]