306475280

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{16729}}^1$

素因数の和:16971

約数の個数: 40

約数和(自身を含む): 715709400

約数和(自身を除く): 409234120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 9160, 16729, 18320, 33458, 66916, 83645, 133832, 167290, 267664, 334580, 669160, 1338320, 3830941, 7661882, 15323764, 19154705, 30647528, 38309410, 61295056, 76618820, 153237640, 306475280]

約数ペア:

[(1, 306475280), (2, 153237640), (4, 76618820), (5, 61295056), (8, 38309410), (10, 30647528), (16, 19154705), (20, 15323764), (40, 7661882), (80, 3830941), (229, 1338320), (458, 669160), (916, 334580), (1145, 267664), (1832, 167290), (2290, 133832), (3664, 83645), (4580, 66916), (9160, 33458), (16729, 18320)]