428982016

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1777}}^1$

素因数の和:1857

約数の個数: 72

約数和(自身を含む): 915826464

約数和(自身を除く): 486844448

約数列:

[1, 2, 4, 8, 16, 23, 32, 41, 46, 64, 82, 92, 128, 164, 184, 256, 328, 368, 656, 736, 943, 1312, 1472, 1777, 1886, 2624, 2944, 3554, 3772, 5248, 5888, 7108, 7544, 10496, 14216, 15088, 28432, 30176, 40871, 56864, 60352, 72857, 81742, 113728, 120704, 145714, 163484, 227456, 241408, 291428, 326968, 454912, 582856, 653936, 1165712, 1307872, 1675711, 2331424, 2615744, 3351422, 4662848, 5231488, 6702844, 9325696, 10462976, 13405688, 18651392, 26811376, 53622752, 107245504, 214491008, 428982016]

約数ペア:

[(1, 428982016), (2, 214491008), (4, 107245504), (8, 53622752), (16, 26811376), (23, 18651392), (32, 13405688), (41, 10462976), (46, 9325696), (64, 6702844), (82, 5231488), (92, 4662848), (128, 3351422), (164, 2615744), (184, 2331424), (256, 1675711), (328, 1307872), (368, 1165712), (656, 653936), (736, 582856), (943, 454912), (1312, 326968), (1472, 291428), (1777, 241408), (1886, 227456), (2624, 163484), (2944, 145714), (3554, 120704), (3772, 113728), (5248, 81742), (5888, 72857), (7108, 60352), (7544, 56864), (10496, 40871), (14216, 30176), (15088, 28432)]