81359712

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{40357}}^1$

素因数の和:40380

約数の個数: 72

約数和(自身を含む): 264425616

約数和(自身を除く): 183065904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 40357, 80714, 121071, 161428, 242142, 282499, 322856, 363213, 484284, 564998, 645712, 726426, 847497, 968568, 1129996, 1291424, 1452852, 1694994, 1937136, 2259992, 2542491, 2905704, 3389988, 3874272, 4519984, 5084982, 5811408, 6779976, 9039968, 10169964, 11622816, 13559952, 20339928, 27119904, 40679856, 81359712]

約数ペア:

[(1, 81359712), (2, 40679856), (3, 27119904), (4, 20339928), (6, 13559952), (7, 11622816), (8, 10169964), (9, 9039968), (12, 6779976), (14, 5811408), (16, 5084982), (18, 4519984), (21, 3874272), (24, 3389988), (28, 2905704), (32, 2542491), (36, 2259992), (42, 1937136), (48, 1694994), (56, 1452852), (63, 1291424), (72, 1129996), (84, 968568), (96, 847497), (112, 726426), (126, 645712), (144, 564998), (168, 484284), (224, 363213), (252, 322856), (288, 282499), (336, 242142), (504, 161428), (672, 121071), (1008, 80714), (2016, 40357)]