81302064

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{373}}^1$

素因数の和:642

約数の個数: 80

約数和(自身を含む): 222604800

約数和(自身を除く): 141302736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 239, 304, 373, 456, 478, 717, 746, 912, 956, 1119, 1434, 1492, 1912, 2238, 2868, 2984, 3824, 4476, 4541, 5736, 5968, 7087, 8952, 9082, 11472, 13623, 14174, 17904, 18164, 21261, 27246, 28348, 36328, 42522, 54492, 56696, 72656, 85044, 89147, 108984, 113392, 170088, 178294, 217968, 267441, 340176, 356588, 534882, 713176, 1069764, 1426352, 1693793, 2139528, 3387586, 4279056, 5081379, 6775172, 10162758, 13550344, 20325516, 27100688, 40651032, 81302064]

約数ペア:

[(1, 81302064), (2, 40651032), (3, 27100688), (4, 20325516), (6, 13550344), (8, 10162758), (12, 6775172), (16, 5081379), (19, 4279056), (24, 3387586), (38, 2139528), (48, 1693793), (57, 1426352), (76, 1069764), (114, 713176), (152, 534882), (228, 356588), (239, 340176), (304, 267441), (373, 217968), (456, 178294), (478, 170088), (717, 113392), (746, 108984), (912, 89147), (956, 85044), (1119, 72656), (1434, 56696), (1492, 54492), (1912, 42522), (2238, 36328), (2868, 28348), (2984, 27246), (3824, 21261), (4476, 18164), (4541, 17904), (5736, 14174), (5968, 13623), (7087, 11472), (8952, 9082)]