154479880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1123}}^1$

素因数の和:1334

約数の個数: 64

約数和(自身を含む): 368222400

約数和(自身を除く): 213742520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 181, 190, 362, 380, 724, 760, 905, 1123, 1448, 1810, 2246, 3439, 3620, 4492, 5615, 6878, 7240, 8984, 11230, 13756, 17195, 21337, 22460, 27512, 34390, 42674, 44920, 68780, 85348, 106685, 137560, 170696, 203263, 213370, 406526, 426740, 813052, 853480, 1016315, 1626104, 2032630, 3861997, 4065260, 7723994, 8130520, 15447988, 19309985, 30895976, 38619970, 77239940, 154479880]

約数ペア:

[(1, 154479880), (2, 77239940), (4, 38619970), (5, 30895976), (8, 19309985), (10, 15447988), (19, 8130520), (20, 7723994), (38, 4065260), (40, 3861997), (76, 2032630), (95, 1626104), (152, 1016315), (181, 853480), (190, 813052), (362, 426740), (380, 406526), (724, 213370), (760, 203263), (905, 170696), (1123, 137560), (1448, 106685), (1810, 85348), (2246, 68780), (3439, 44920), (3620, 42674), (4492, 34390), (5615, 27512), (6878, 22460), (7240, 21337), (8984, 17195), (11230, 13756)]