128123632

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^2\times {\mathrm{967}}^1$

素因数の和:1015

約数の個数: 90

約数和(自身を含む): 313013448

約数和(自身を除く): 184889816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 169, 182, 196, 208, 338, 364, 392, 637, 676, 728, 784, 967, 1183, 1274, 1352, 1456, 1934, 2366, 2548, 2704, 3868, 4732, 5096, 6769, 7736, 8281, 9464, 10192, 12571, 13538, 15472, 16562, 18928, 25142, 27076, 33124, 47383, 50284, 54152, 66248, 87997, 94766, 100568, 108304, 132496, 163423, 175994, 189532, 201136, 326846, 351988, 379064, 615979, 653692, 703976, 758128, 1143961, 1231958, 1307384, 1407952, 2287922, 2463916, 2614768, 4575844, 4927832, 8007727, 9151688, 9855664, 16015454, 18303376, 32030908, 64061816, 128123632]

約数ペア:

[(1, 128123632), (2, 64061816), (4, 32030908), (7, 18303376), (8, 16015454), (13, 9855664), (14, 9151688), (16, 8007727), (26, 4927832), (28, 4575844), (49, 2614768), (52, 2463916), (56, 2287922), (91, 1407952), (98, 1307384), (104, 1231958), (112, 1143961), (169, 758128), (182, 703976), (196, 653692), (208, 615979), (338, 379064), (364, 351988), (392, 326846), (637, 201136), (676, 189532), (728, 175994), (784, 163423), (967, 132496), (1183, 108304), (1274, 100568), (1352, 94766), (1456, 87997), (1934, 66248), (2366, 54152), (2548, 50284), (2704, 47383), (3868, 33124), (4732, 27076), (5096, 25142), (6769, 18928), (7736, 16562), (8281, 15472), (9464, 13538), (10192, 12571)]