247672020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{133157}}^1$

素因数の和:133200

約数の個数: 48

約数和(自身を含む): 715857408

約数和(自身を除く): 468185388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 133157, 266314, 399471, 532628, 665785, 798942, 1331570, 1597884, 1997355, 2663140, 3994710, 4127867, 7989420, 8255734, 12383601, 16511468, 20639335, 24767202, 41278670, 49534404, 61918005, 82557340, 123836010, 247672020]

約数ペア:

[(1, 247672020), (2, 123836010), (3, 82557340), (4, 61918005), (5, 49534404), (6, 41278670), (10, 24767202), (12, 20639335), (15, 16511468), (20, 12383601), (30, 8255734), (31, 7989420), (60, 4127867), (62, 3994710), (93, 2663140), (124, 1997355), (155, 1597884), (186, 1331570), (310, 798942), (372, 665785), (465, 532628), (620, 399471), (930, 266314), (1860, 133157)]