128610252

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{751}}^1$

素因数の和:899

約数の個数: 72

約数和(自身を含む): 335043072

約数和(自身を除く): 206432820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 71, 134, 142, 201, 213, 268, 284, 402, 426, 603, 639, 751, 804, 852, 1206, 1278, 1502, 2253, 2412, 2556, 3004, 4506, 4757, 6759, 9012, 9514, 13518, 14271, 19028, 27036, 28542, 42813, 50317, 53321, 57084, 85626, 100634, 106642, 150951, 159963, 171252, 201268, 213284, 301902, 319926, 452853, 479889, 603804, 639852, 905706, 959778, 1811412, 1919556, 3572507, 7145014, 10717521, 14290028, 21435042, 32152563, 42870084, 64305126, 128610252]

約数ペア:

[(1, 128610252), (2, 64305126), (3, 42870084), (4, 32152563), (6, 21435042), (9, 14290028), (12, 10717521), (18, 7145014), (36, 3572507), (67, 1919556), (71, 1811412), (134, 959778), (142, 905706), (201, 639852), (213, 603804), (268, 479889), (284, 452853), (402, 319926), (426, 301902), (603, 213284), (639, 201268), (751, 171252), (804, 159963), (852, 150951), (1206, 106642), (1278, 100634), (1502, 85626), (2253, 57084), (2412, 53321), (2556, 50317), (3004, 42813), (4506, 28542), (4757, 27036), (6759, 19028), (9012, 14271), (9514, 13518)]