149506980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{355969}}^1$

素因数の和:355988

約数の個数: 48

約数和(自身を含む): 478423680

約数和(自身を除く): 328916700

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, 355969, 711938, 1067907, 1423876, 1779845, 2135814, 2491783, 3559690, 4271628, 4983566, 5339535, 7119380, 7475349, 9967132, 10679070, 12458915, 14950698, 21358140, 24917830, 29901396, 37376745, 49835660, 74753490, 149506980]

約数ペア:

[(1, 149506980), (2, 74753490), (3, 49835660), (4, 37376745), (5, 29901396), (6, 24917830), (7, 21358140), (10, 14950698), (12, 12458915), (14, 10679070), (15, 9967132), (20, 7475349), (21, 7119380), (28, 5339535), (30, 4983566), (35, 4271628), (42, 3559690), (60, 2491783), (70, 2135814), (84, 1779845), (105, 1423876), (140, 1067907), (210, 711938), (420, 355969)]