240281965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{21521}}^1$

素因数の和:21573

約数の個数: 32

約数和(自身を含む): 371900160

約数和(自身を除く): 131618195

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 203, 319, 385, 1015, 1595, 2233, 11165, 21521, 107605, 150647, 236731, 624109, 753235, 1183655, 1657117, 3120545, 4368763, 6865199, 8285585, 21843815, 34325995, 48056393, 240281965]

約数ペア:

[(1, 240281965), (5, 48056393), (7, 34325995), (11, 21843815), (29, 8285585), (35, 6865199), (55, 4368763), (77, 3120545), (145, 1657117), (203, 1183655), (319, 753235), (385, 624109), (1015, 236731), (1595, 150647), (2233, 107605), (11165, 21521)]