2169972224

素因数分解:

$2^9\times 7^1\times {\mathrm{31}}^1\times {\mathrm{19531}}^1$

素因数の和:19587

約数の個数: 80

約数和(自身を含む): 5115196416

約数和(自身を除く): 2945224192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 512, 868, 896, 992, 1736, 1792, 1984, 3472, 3584, 3968, 6944, 7936, 13888, 15872, 19531, 27776, 39062, 55552, 78124, 111104, 136717, 156248, 273434, 312496, 546868, 605461, 624992, 1093736, 1210922, 1249984, 2187472, 2421844, 2499968, 4238227, 4374944, 4843688, 4999936, 8476454, 8749888, 9687376, 9999872, 16952908, 17499776, 19374752, 33905816, 34999552, 38749504, 67811632, 69999104, 77499008, 135623264, 154998016, 271246528, 309996032, 542493056, 1084986112, 2169972224]

約数ペア:

[(1, 2169972224), (2, 1084986112), (4, 542493056), (7, 309996032), (8, 271246528), (14, 154998016), (16, 135623264), (28, 77499008), (31, 69999104), (32, 67811632), (56, 38749504), (62, 34999552), (64, 33905816), (112, 19374752), (124, 17499776), (128, 16952908), (217, 9999872), (224, 9687376), (248, 8749888), (256, 8476454), (434, 4999936), (448, 4843688), (496, 4374944), (512, 4238227), (868, 2499968), (896, 2421844), (992, 2187472), (1736, 1249984), (1792, 1210922), (1984, 1093736), (3472, 624992), (3584, 605461), (3968, 546868), (6944, 312496), (7936, 273434), (13888, 156248), (15872, 136717), (19531, 111104), (27776, 78124), (39062, 55552)]