156869020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101863}}^1$

素因数の和:101890

約数の個数: 48

約数和(自身を含む): 410715648

約数和(自身を除く): 253846628

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 101863, 203726, 407452, 509315, 713041, 1018630, 1120493, 1426082, 2037260, 2240986, 2852164, 3565205, 4481972, 5602465, 7130410, 7843451, 11204930, 14260820, 15686902, 22409860, 31373804, 39217255, 78434510, 156869020]

約数ペア:

[(1, 156869020), (2, 78434510), (4, 39217255), (5, 31373804), (7, 22409860), (10, 15686902), (11, 14260820), (14, 11204930), (20, 7843451), (22, 7130410), (28, 5602465), (35, 4481972), (44, 3565205), (55, 2852164), (70, 2240986), (77, 2037260), (110, 1426082), (140, 1120493), (154, 1018630), (220, 713041), (308, 509315), (385, 407452), (770, 203726), (1540, 101863)]