212902128

素因数分解:

$2^4\times 3^3\times {\mathrm{401}}^1\times {\mathrm{1229}}^1$

素因数の和:1647

約数の個数: 80

約数和(自身を含む): 613130400

約数和(自身を除く): 400228272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 401, 432, 802, 1203, 1229, 1604, 2406, 2458, 3208, 3609, 3687, 4812, 4916, 6416, 7218, 7374, 9624, 9832, 10827, 11061, 14436, 14748, 19248, 19664, 21654, 22122, 28872, 29496, 33183, 43308, 44244, 57744, 58992, 66366, 86616, 88488, 132732, 173232, 176976, 265464, 492829, 530928, 985658, 1478487, 1971316, 2956974, 3942632, 4435461, 5913948, 7885264, 8870922, 11827896, 13306383, 17741844, 23655792, 26612766, 35483688, 53225532, 70967376, 106451064, 212902128]

約数ペア:

[(1, 212902128), (2, 106451064), (3, 70967376), (4, 53225532), (6, 35483688), (8, 26612766), (9, 23655792), (12, 17741844), (16, 13306383), (18, 11827896), (24, 8870922), (27, 7885264), (36, 5913948), (48, 4435461), (54, 3942632), (72, 2956974), (108, 1971316), (144, 1478487), (216, 985658), (401, 530928), (432, 492829), (802, 265464), (1203, 176976), (1229, 173232), (1604, 132732), (2406, 88488), (2458, 86616), (3208, 66366), (3609, 58992), (3687, 57744), (4812, 44244), (4916, 43308), (6416, 33183), (7218, 29496), (7374, 28872), (9624, 22122), (9832, 21654), (10827, 19664), (11061, 19248), (14436, 14748)]