320964948

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{15137}}^1$

素因数の和:15197

約数の個数: 72

約数和(自身を含む): 881637120

約数和(自身を除く): 560672172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1767, 2356, 3534, 5301, 7068, 10602, 15137, 21204, 30274, 45411, 60548, 90822, 136233, 181644, 272466, 287603, 469247, 544932, 575206, 862809, 938494, 1150412, 1407741, 1725618, 1876988, 2588427, 2815482, 3451236, 4223223, 5176854, 5630964, 8446446, 8915693, 10353708, 16892892, 17831386, 26747079, 35662772, 53494158, 80241237, 106988316, 160482474, 320964948]

約数ペア:

[(1, 320964948), (2, 160482474), (3, 106988316), (4, 80241237), (6, 53494158), (9, 35662772), (12, 26747079), (18, 17831386), (19, 16892892), (31, 10353708), (36, 8915693), (38, 8446446), (57, 5630964), (62, 5176854), (76, 4223223), (93, 3451236), (114, 2815482), (124, 2588427), (171, 1876988), (186, 1725618), (228, 1407741), (279, 1150412), (342, 938494), (372, 862809), (558, 575206), (589, 544932), (684, 469247), (1116, 287603), (1178, 272466), (1767, 181644), (2356, 136233), (3534, 90822), (5301, 60548), (7068, 45411), (10602, 30274), (15137, 21204)]