81055170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{128659}}^1$

素因数の和:128679

約数の個数: 48

約数和(自身を含む): 240851520

約数和(自身を除く): 159796350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 128659, 257318, 385977, 643295, 771954, 900613, 1157931, 1286590, 1801226, 1929885, 2315862, 2701839, 3859770, 4503065, 5403678, 5789655, 8105517, 9006130, 11579310, 13509195, 16211034, 27018390, 40527585, 81055170]

約数ペア:

[(1, 81055170), (2, 40527585), (3, 27018390), (5, 16211034), (6, 13509195), (7, 11579310), (9, 9006130), (10, 8105517), (14, 5789655), (15, 5403678), (18, 4503065), (21, 3859770), (30, 2701839), (35, 2315862), (42, 1929885), (45, 1801226), (63, 1286590), (70, 1157931), (90, 900613), (105, 771954), (126, 643295), (210, 385977), (315, 257318), (630, 128659)]