127907220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{304541}}^1$

素因数の和:304560

約数の個数: 48

約数和(自身を含む): 409304448

約数和(自身を除く): 281397228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 304541, 609082, 913623, 1218164, 1522705, 1827246, 2131787, 3045410, 3654492, 4263574, 4568115, 6090820, 6395361, 8527148, 9136230, 10658935, 12790722, 18272460, 21317870, 25581444, 31976805, 42635740, 63953610, 127907220]

約数ペア:

[(1, 127907220), (2, 63953610), (3, 42635740), (4, 31976805), (5, 25581444), (6, 21317870), (7, 18272460), (10, 12790722), (12, 10658935), (14, 9136230), (15, 8527148), (20, 6395361), (21, 6090820), (28, 4568115), (30, 4263574), (35, 3654492), (42, 3045410), (60, 2131787), (70, 1827246), (84, 1522705), (105, 1218164), (140, 913623), (210, 609082), (420, 304541)]