15819930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{25111}}^1$

素因数の和:25131

約数の個数: 48

約数和(自身を含む): 47009664

約数和(自身を除く): 31189734

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, 25111, 50222, 75333, 125555, 150666, 175777, 225999, 251110, 351554, 376665, 451998, 527331, 753330, 878885, 1054662, 1129995, 1581993, 1757770, 2259990, 2636655, 3163986, 5273310, 7909965, 15819930]

約数ペア:

[(1, 15819930), (2, 7909965), (3, 5273310), (5, 3163986), (6, 2636655), (7, 2259990), (9, 1757770), (10, 1581993), (14, 1129995), (15, 1054662), (18, 878885), (21, 753330), (30, 527331), (35, 451998), (42, 376665), (45, 351554), (63, 251110), (70, 225999), (90, 175777), (105, 150666), (126, 125555), (210, 75333), (315, 50222), (630, 25111)]