90304480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{80629}}^1$

素因数の和:80651

約数の個数: 48

約数和(自身を含む): 243825120

約数和(自身を除く): 153520640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 80629, 161258, 322516, 403145, 564403, 645032, 806290, 1128806, 1290064, 1612580, 2257612, 2580128, 2822015, 3225160, 4515224, 5644030, 6450320, 9030448, 11288060, 12900640, 18060896, 22576120, 45152240, 90304480]

約数ペア:

[(1, 90304480), (2, 45152240), (4, 22576120), (5, 18060896), (7, 12900640), (8, 11288060), (10, 9030448), (14, 6450320), (16, 5644030), (20, 4515224), (28, 3225160), (32, 2822015), (35, 2580128), (40, 2257612), (56, 1612580), (70, 1290064), (80, 1128806), (112, 806290), (140, 645032), (160, 564403), (224, 403145), (280, 322516), (560, 161258), (1120, 80629)]