242364640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{216397}}^1$

素因数の和:216419

約数の個数: 48

約数和(自身を含む): 654387552

約数和(自身を除く): 412022912

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, 216397, 432794, 865588, 1081985, 1514779, 1731176, 2163970, 3029558, 3462352, 4327940, 6059116, 6924704, 7573895, 8655880, 12118232, 15147790, 17311760, 24236464, 30295580, 34623520, 48472928, 60591160, 121182320, 242364640]

約数ペア:

[(1, 242364640), (2, 121182320), (4, 60591160), (5, 48472928), (7, 34623520), (8, 30295580), (10, 24236464), (14, 17311760), (16, 15147790), (20, 12118232), (28, 8655880), (32, 7573895), (35, 6924704), (40, 6059116), (56, 4327940), (70, 3462352), (80, 3029558), (112, 2163970), (140, 1731176), (160, 1514779), (224, 1081985), (280, 865588), (560, 432794), (1120, 216397)]