231931140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{552217}}^1$

素因数の和:552236

約数の個数: 48

約数和(自身を含む): 742180992

約数和(自身を除く): 510249852

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, 552217, 1104434, 1656651, 2208868, 2761085, 3313302, 3865519, 5522170, 6626604, 7731038, 8283255, 11044340, 11596557, 15462076, 16566510, 19327595, 23193114, 33133020, 38655190, 46386228, 57982785, 77310380, 115965570, 231931140]

約数ペア:

[(1, 231931140), (2, 115965570), (3, 77310380), (4, 57982785), (5, 46386228), (6, 38655190), (7, 33133020), (10, 23193114), (12, 19327595), (14, 16566510), (15, 15462076), (20, 11596557), (21, 11044340), (28, 8283255), (30, 7731038), (35, 6626604), (42, 5522170), (60, 3865519), (70, 3313302), (84, 2761085), (105, 2208868), (140, 1656651), (210, 1104434), (420, 552217)]