678680388

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{10657}}^1$

素因数の和:10757

約数の個数: 72

約数和(自身を含む): 1803973080

約数和(自身を除く): 1125292692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 61, 87, 116, 122, 174, 183, 244, 261, 348, 366, 522, 549, 732, 1044, 1098, 1769, 2196, 3538, 5307, 7076, 10614, 10657, 15921, 21228, 21314, 31842, 31971, 42628, 63684, 63942, 95913, 127884, 191826, 309053, 383652, 618106, 650077, 927159, 1236212, 1300154, 1854318, 1950231, 2600308, 2781477, 3708636, 3900462, 5562954, 5850693, 7800924, 11125908, 11701386, 18852233, 23402772, 37704466, 56556699, 75408932, 113113398, 169670097, 226226796, 339340194, 678680388]

約数ペア:

[(1, 678680388), (2, 339340194), (3, 226226796), (4, 169670097), (6, 113113398), (9, 75408932), (12, 56556699), (18, 37704466), (29, 23402772), (36, 18852233), (58, 11701386), (61, 11125908), (87, 7800924), (116, 5850693), (122, 5562954), (174, 3900462), (183, 3708636), (244, 2781477), (261, 2600308), (348, 1950231), (366, 1854318), (522, 1300154), (549, 1236212), (732, 927159), (1044, 650077), (1098, 618106), (1769, 383652), (2196, 309053), (3538, 191826), (5307, 127884), (7076, 95913), (10614, 63942), (10657, 63684), (15921, 42628), (21228, 31971), (21314, 31842)]