890353908

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{8291}}^1$

素因数の和:8477

約数の個数: 72

約数和(自身を含む): 2384447520

約数和(自身を除く): 1494093612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 157, 171, 228, 314, 342, 471, 628, 684, 942, 1413, 1884, 2826, 2983, 5652, 5966, 8291, 8949, 11932, 16582, 17898, 24873, 26847, 33164, 35796, 49746, 53694, 74619, 99492, 107388, 149238, 157529, 298476, 315058, 472587, 630116, 945174, 1301687, 1417761, 1890348, 2603374, 2835522, 3905061, 5206748, 5671044, 7810122, 11715183, 15620244, 23430366, 24732053, 46860732, 49464106, 74196159, 98928212, 148392318, 222588477, 296784636, 445176954, 890353908]

約数ペア:

[(1, 890353908), (2, 445176954), (3, 296784636), (4, 222588477), (6, 148392318), (9, 98928212), (12, 74196159), (18, 49464106), (19, 46860732), (36, 24732053), (38, 23430366), (57, 15620244), (76, 11715183), (114, 7810122), (157, 5671044), (171, 5206748), (228, 3905061), (314, 2835522), (342, 2603374), (471, 1890348), (628, 1417761), (684, 1301687), (942, 945174), (1413, 630116), (1884, 472587), (2826, 315058), (2983, 298476), (5652, 157529), (5966, 149238), (8291, 107388), (8949, 99492), (11932, 74619), (16582, 53694), (17898, 49746), (24873, 35796), (26847, 33164)]