137568640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19541}}^1$

素因数の和:19571

約数の個数: 64

約数和(自身を含む): 358791120

約数和(自身を除く): 221222480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 19541, 39082, 78164, 97705, 156328, 195410, 214951, 312656, 390820, 429902, 625312, 781640, 859804, 1074755, 1250624, 1563280, 1719608, 2149510, 2501248, 3126560, 3439216, 4299020, 6253120, 6878432, 8598040, 12506240, 13756864, 17196080, 27513728, 34392160, 68784320, 137568640]

約数ペア:

[(1, 137568640), (2, 68784320), (4, 34392160), (5, 27513728), (8, 17196080), (10, 13756864), (11, 12506240), (16, 8598040), (20, 6878432), (22, 6253120), (32, 4299020), (40, 3439216), (44, 3126560), (55, 2501248), (64, 2149510), (80, 1719608), (88, 1563280), (110, 1250624), (128, 1074755), (160, 859804), (176, 781640), (220, 625312), (320, 429902), (352, 390820), (440, 312656), (640, 214951), (704, 195410), (880, 156328), (1408, 97705), (1760, 78164), (3520, 39082), (7040, 19541)]