388157440

素因数分解:

$2^{12}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1723}}^1$

素因数の和:1763

約数の個数: 104

約数和(自身を含む): 1016732448

約数和(自身を除く): 628575008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1024, 1280, 1408, 1723, 1760, 2048, 2560, 2816, 3446, 3520, 4096, 5120, 5632, 6892, 7040, 8615, 10240, 11264, 13784, 14080, 17230, 18953, 20480, 22528, 27568, 28160, 34460, 37906, 45056, 55136, 56320, 68920, 75812, 94765, 110272, 112640, 137840, 151624, 189530, 220544, 225280, 275680, 303248, 379060, 441088, 551360, 606496, 758120, 882176, 1102720, 1212992, 1516240, 1764352, 2205440, 2425984, 3032480, 3528704, 4410880, 4851968, 6064960, 7057408, 8821760, 9703936, 12129920, 17643520, 19407872, 24259840, 35287040, 38815744, 48519680, 77631488, 97039360, 194078720, 388157440]

約数ペア:

[(1, 388157440), (2, 194078720), (4, 97039360), (5, 77631488), (8, 48519680), (10, 38815744), (11, 35287040), (16, 24259840), (20, 19407872), (22, 17643520), (32, 12129920), (40, 9703936), (44, 8821760), (55, 7057408), (64, 6064960), (80, 4851968), (88, 4410880), (110, 3528704), (128, 3032480), (160, 2425984), (176, 2205440), (220, 1764352), (256, 1516240), (320, 1212992), (352, 1102720), (440, 882176), (512, 758120), (640, 606496), (704, 551360), (880, 441088), (1024, 379060), (1280, 303248), (1408, 275680), (1723, 225280), (1760, 220544), (2048, 189530), (2560, 151624), (2816, 137840), (3446, 112640), (3520, 110272), (4096, 94765), (5120, 75812), (5632, 68920), (6892, 56320), (7040, 55136), (8615, 45056), (10240, 37906), (11264, 34460), (13784, 28160), (14080, 27568), (17230, 22528), (18953, 20480)]