316789508

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:625

約数の個数: 72

約数和(自身を含む): 683534880

約数和(自身を除く): 366745372

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 257, 266, 331, 514, 532, 662, 931, 1028, 1324, 1799, 1862, 2317, 3598, 3724, 4634, 4883, 6289, 7196, 9268, 9766, 12578, 12593, 16219, 19532, 25156, 25186, 32438, 34181, 44023, 50372, 64876, 68362, 85067, 88046, 136724, 170134, 176092, 239267, 308161, 340268, 478534, 595469, 616322, 957068, 1190938, 1232644, 1616273, 2381876, 3232546, 4168283, 6465092, 8336566, 11313911, 16673132, 22627822, 45255644, 79197377, 158394754, 316789508]

約数ペア:

[(1, 316789508), (2, 158394754), (4, 79197377), (7, 45255644), (14, 22627822), (19, 16673132), (28, 11313911), (38, 8336566), (49, 6465092), (76, 4168283), (98, 3232546), (133, 2381876), (196, 1616273), (257, 1232644), (266, 1190938), (331, 957068), (514, 616322), (532, 595469), (662, 478534), (931, 340268), (1028, 308161), (1324, 239267), (1799, 176092), (1862, 170134), (2317, 136724), (3598, 88046), (3724, 85067), (4634, 68362), (4883, 64876), (6289, 50372), (7196, 44023), (9268, 34181), (9766, 32438), (12578, 25186), (12593, 25156), (16219, 19532)]