142613940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{339557}}^1$

素因数の和:339576

約数の個数: 48

約数和(自身を含む): 456365952

約数和(自身を除く): 313752012

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, 339557, 679114, 1018671, 1358228, 1697785, 2037342, 2376899, 3395570, 4074684, 4753798, 5093355, 6791140, 7130697, 9507596, 10186710, 11884495, 14261394, 20373420, 23768990, 28522788, 35653485, 47537980, 71306970, 142613940]

約数ペア:

[(1, 142613940), (2, 71306970), (3, 47537980), (4, 35653485), (5, 28522788), (6, 23768990), (7, 20373420), (10, 14261394), (12, 11884495), (14, 10186710), (15, 9507596), (20, 7130697), (21, 6791140), (28, 5093355), (30, 4753798), (35, 4074684), (42, 3395570), (60, 2376899), (70, 2037342), (84, 1697785), (105, 1358228), (140, 1018671), (210, 679114), (420, 339557)]