164881908

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 426377952

約数和(自身を除く): 261496044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 197, 201, 268, 347, 394, 402, 591, 603, 694, 788, 804, 1041, 1182, 1206, 1388, 1773, 2082, 2364, 2412, 3123, 3546, 4164, 6246, 7092, 12492, 13199, 23249, 26398, 39597, 46498, 52796, 68359, 69747, 79194, 92996, 118791, 136718, 139494, 158388, 205077, 209241, 237582, 273436, 278988, 410154, 418482, 475164, 615231, 820308, 836964, 1230462, 2460924, 4580053, 9160106, 13740159, 18320212, 27480318, 41220477, 54960636, 82440954, 164881908]

約数ペア:

[(1, 164881908), (2, 82440954), (3, 54960636), (4, 41220477), (6, 27480318), (9, 18320212), (12, 13740159), (18, 9160106), (36, 4580053), (67, 2460924), (134, 1230462), (197, 836964), (201, 820308), (268, 615231), (347, 475164), (394, 418482), (402, 410154), (591, 278988), (603, 273436), (694, 237582), (788, 209241), (804, 205077), (1041, 158388), (1182, 139494), (1206, 136718), (1388, 118791), (1773, 92996), (2082, 79194), (2364, 69747), (2412, 68359), (3123, 52796), (3546, 46498), (4164, 39597), (6246, 26398), (7092, 23249), (12492, 13199)]