72998240

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{9311}}^1$

素因数の和:9340

約数の個数: 72

約数和(自身を含む): 200636352

約数和(自身を除く): 127638112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 9311, 18622, 37244, 46555, 65177, 74488, 93110, 130354, 148976, 186220, 260708, 297952, 325885, 372440, 456239, 521416, 651770, 744880, 912478, 1042832, 1303540, 1489760, 1824956, 2085664, 2281195, 2607080, 3649912, 4562390, 5214160, 7299824, 9124780, 10428320, 14599648, 18249560, 36499120, 72998240]

約数ペア:

[(1, 72998240), (2, 36499120), (4, 18249560), (5, 14599648), (7, 10428320), (8, 9124780), (10, 7299824), (14, 5214160), (16, 4562390), (20, 3649912), (28, 2607080), (32, 2281195), (35, 2085664), (40, 1824956), (49, 1489760), (56, 1303540), (70, 1042832), (80, 912478), (98, 744880), (112, 651770), (140, 521416), (160, 456239), (196, 372440), (224, 325885), (245, 297952), (280, 260708), (392, 186220), (490, 148976), (560, 130354), (784, 93110), (980, 74488), (1120, 65177), (1568, 46555), (1960, 37244), (3920, 18622), (7840, 9311)]