68716340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44621}}^1$

素因数の和:44648

約数の個数: 48

約数和(自身を含む): 179915904

約数和(自身を除く): 111199564

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, 44621, 89242, 178484, 223105, 312347, 446210, 490831, 624694, 892420, 981662, 1249388, 1561735, 1963324, 2454155, 3123470, 3435817, 4908310, 6246940, 6871634, 9816620, 13743268, 17179085, 34358170, 68716340]

約数ペア:

[(1, 68716340), (2, 34358170), (4, 17179085), (5, 13743268), (7, 9816620), (10, 6871634), (11, 6246940), (14, 4908310), (20, 3435817), (22, 3123470), (28, 2454155), (35, 1963324), (44, 1561735), (55, 1249388), (70, 981662), (77, 892420), (110, 624694), (140, 490831), (154, 446210), (220, 312347), (308, 223105), (385, 178484), (770, 89242), (1540, 44621)]