72345990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{21341}}^1$

素因数の和:21464

約数の個数: 32

約数和(自身を含む): 175175136

約数和(自身を除く): 102829146

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 113, 226, 339, 565, 678, 1130, 1695, 3390, 21341, 42682, 64023, 106705, 128046, 213410, 320115, 640230, 2411533, 4823066, 7234599, 12057665, 14469198, 24115330, 36172995, 72345990]

約数ペア:

[(1, 72345990), (2, 36172995), (3, 24115330), (5, 14469198), (6, 12057665), (10, 7234599), (15, 4823066), (30, 2411533), (113, 640230), (226, 320115), (339, 213410), (565, 128046), (678, 106705), (1130, 64023), (1695, 42682), (3390, 21341)]