639418644

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1223}}^1$

素因数の和:1386

約数の個数: 96

約数和(自身を含む): 1710858240

約数和(自身を除く): 1071439596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 103, 108, 141, 188, 206, 282, 309, 412, 423, 564, 618, 846, 927, 1223, 1236, 1269, 1692, 1854, 2446, 2538, 2781, 3669, 3708, 4841, 4892, 5076, 5562, 7338, 9682, 11007, 11124, 14523, 14676, 19364, 22014, 29046, 33021, 43569, 44028, 57481, 58092, 66042, 87138, 114962, 125969, 130707, 132084, 172443, 174276, 229924, 251938, 261414, 344886, 377907, 503876, 517329, 522828, 689772, 755814, 1034658, 1133721, 1511628, 1551987, 2069316, 2267442, 3103974, 3401163, 4534884, 5920543, 6207948, 6802326, 11841086, 13604652, 17761629, 23682172, 35523258, 53284887, 71046516, 106569774, 159854661, 213139548, 319709322, 639418644]

約数ペア:

[(1, 639418644), (2, 319709322), (3, 213139548), (4, 159854661), (6, 106569774), (9, 71046516), (12, 53284887), (18, 35523258), (27, 23682172), (36, 17761629), (47, 13604652), (54, 11841086), (94, 6802326), (103, 6207948), (108, 5920543), (141, 4534884), (188, 3401163), (206, 3103974), (282, 2267442), (309, 2069316), (412, 1551987), (423, 1511628), (564, 1133721), (618, 1034658), (846, 755814), (927, 689772), (1223, 522828), (1236, 517329), (1269, 503876), (1692, 377907), (1854, 344886), (2446, 261414), (2538, 251938), (2781, 229924), (3669, 174276), (3708, 172443), (4841, 132084), (4892, 130707), (5076, 125969), (5562, 114962), (7338, 87138), (9682, 66042), (11007, 58092), (11124, 57481), (14523, 44028), (14676, 43569), (19364, 33021), (22014, 29046)]