164205972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{743}}^1\times {\mathrm{877}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 475552896

約数和(自身を除く): 311346924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 743, 877, 1486, 1754, 2229, 2631, 2972, 3508, 4458, 5201, 5262, 6139, 6687, 7893, 8916, 10402, 10524, 12278, 13374, 15603, 15786, 18417, 20804, 24556, 26748, 31206, 31572, 36834, 46809, 55251, 62412, 73668, 93618, 110502, 187236, 221004, 651611, 1303222, 1954833, 2606444, 3909666, 4561277, 5864499, 7819332, 9122554, 11728998, 13683831, 18245108, 23457996, 27367662, 41051493, 54735324, 82102986, 164205972]

約数ペア:

[(1, 164205972), (2, 82102986), (3, 54735324), (4, 41051493), (6, 27367662), (7, 23457996), (9, 18245108), (12, 13683831), (14, 11728998), (18, 9122554), (21, 7819332), (28, 5864499), (36, 4561277), (42, 3909666), (63, 2606444), (84, 1954833), (126, 1303222), (252, 651611), (743, 221004), (877, 187236), (1486, 110502), (1754, 93618), (2229, 73668), (2631, 62412), (2972, 55251), (3508, 46809), (4458, 36834), (5201, 31572), (5262, 31206), (6139, 26748), (6687, 24556), (7893, 20804), (8916, 18417), (10402, 15786), (10524, 15603), (12278, 13374)]