67921140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{161717}}^1$

素因数の和:161736

約数の個数: 48

約数和(自身を含む): 217348992

約数和(自身を除く): 149427852

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, 161717, 323434, 485151, 646868, 808585, 970302, 1132019, 1617170, 1940604, 2264038, 2425755, 3234340, 3396057, 4528076, 4851510, 5660095, 6792114, 9703020, 11320190, 13584228, 16980285, 22640380, 33960570, 67921140]

約数ペア:

[(1, 67921140), (2, 33960570), (3, 22640380), (4, 16980285), (5, 13584228), (6, 11320190), (7, 9703020), (10, 6792114), (12, 5660095), (14, 4851510), (15, 4528076), (20, 3396057), (21, 3234340), (28, 2425755), (30, 2264038), (35, 1940604), (42, 1617170), (60, 1132019), (70, 970302), (84, 808585), (105, 646868), (140, 485151), (210, 323434), (420, 161717)]