78128532

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6719}}^1$

素因数の和:6765

約数の個数: 72

約数和(自身を含む): 220147200

約数和(自身を除く): 142018668

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1938, 2907, 3876, 5814, 6719, 11628, 13438, 20157, 26876, 40314, 60471, 80628, 114223, 120942, 127661, 228446, 241884, 255322, 342669, 382983, 456892, 510644, 685338, 765966, 1028007, 1148949, 1370676, 1531932, 2056014, 2170237, 2297898, 4112028, 4340474, 4595796, 6510711, 8680948, 13021422, 19532133, 26042844, 39064266, 78128532]

約数ペア:

[(1, 78128532), (2, 39064266), (3, 26042844), (4, 19532133), (6, 13021422), (9, 8680948), (12, 6510711), (17, 4595796), (18, 4340474), (19, 4112028), (34, 2297898), (36, 2170237), (38, 2056014), (51, 1531932), (57, 1370676), (68, 1148949), (76, 1028007), (102, 765966), (114, 685338), (153, 510644), (171, 456892), (204, 382983), (228, 342669), (306, 255322), (323, 241884), (342, 228446), (612, 127661), (646, 120942), (684, 114223), (969, 80628), (1292, 60471), (1938, 40314), (2907, 26876), (3876, 20157), (5814, 13438), (6719, 11628)]