137886780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{31481}}^1$

素因数の和:31566

約数の個数: 48

約数和(自身を含む): 391384224

約数和(自身を除く): 253497444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 31481, 62962, 94443, 125924, 157405, 188886, 314810, 377772, 472215, 629620, 944430, 1888860, 2298113, 4596226, 6894339, 9192452, 11490565, 13788678, 22981130, 27577356, 34471695, 45962260, 68943390, 137886780]

約数ペア:

[(1, 137886780), (2, 68943390), (3, 45962260), (4, 34471695), (5, 27577356), (6, 22981130), (10, 13788678), (12, 11490565), (15, 9192452), (20, 6894339), (30, 4596226), (60, 2298113), (73, 1888860), (146, 944430), (219, 629620), (292, 472215), (365, 377772), (438, 314810), (730, 188886), (876, 157405), (1095, 125924), (1460, 94443), (2190, 62962), (4380, 31481)]