289656488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{1187}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 615859200

約数和(自身を除く): 326202712

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 59, 88, 94, 118, 188, 236, 376, 472, 517, 649, 1034, 1187, 1298, 2068, 2374, 2596, 2773, 4136, 4748, 5192, 5546, 9496, 11092, 13057, 22184, 26114, 30503, 52228, 55789, 61006, 70033, 104456, 111578, 122012, 140066, 223156, 244024, 280132, 446312, 560264, 613679, 770363, 1227358, 1540726, 2454716, 3081452, 3291551, 4909432, 6162904, 6583102, 13166204, 26332408, 36207061, 72414122, 144828244, 289656488]

約数ペア:

[(1, 289656488), (2, 144828244), (4, 72414122), (8, 36207061), (11, 26332408), (22, 13166204), (44, 6583102), (47, 6162904), (59, 4909432), (88, 3291551), (94, 3081452), (118, 2454716), (188, 1540726), (236, 1227358), (376, 770363), (472, 613679), (517, 560264), (649, 446312), (1034, 280132), (1187, 244024), (1298, 223156), (2068, 140066), (2374, 122012), (2596, 111578), (2773, 104456), (4136, 70033), (4748, 61006), (5192, 55789), (5546, 52228), (9496, 30503), (11092, 26114), (13057, 22184)]