61720284

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 152190080

約数和(自身を除く): 90469796

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 421, 643, 842, 1263, 1286, 1684, 1929, 2526, 2572, 3858, 5052, 7716, 7999, 12217, 15998, 23997, 24434, 31996, 36651, 47994, 48868, 73302, 95988, 146604, 270703, 541406, 812109, 1082812, 1624218, 3248436, 5143357, 10286714, 15430071, 20573428, 30860142, 61720284]

約数ペア:

[(1, 61720284), (2, 30860142), (3, 20573428), (4, 15430071), (6, 10286714), (12, 5143357), (19, 3248436), (38, 1624218), (57, 1082812), (76, 812109), (114, 541406), (228, 270703), (421, 146604), (643, 95988), (842, 73302), (1263, 48868), (1286, 47994), (1684, 36651), (1929, 31996), (2526, 24434), (2572, 23997), (3858, 15998), (5052, 12217), (7716, 7999)]