277972480

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4721}}^1$

素因数の和:4767

約数の個数: 80

約数和(自身を含む): 695607264

約数和(自身を除く): 417634784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1472, 1840, 2560, 2944, 3680, 4721, 5888, 7360, 9442, 11776, 14720, 18884, 23605, 29440, 37768, 47210, 58880, 75536, 94420, 108583, 151072, 188840, 217166, 302144, 377680, 434332, 542915, 604288, 755360, 868664, 1085830, 1208576, 1510720, 1737328, 2171660, 2417152, 3021440, 3474656, 4343320, 6042880, 6949312, 8686640, 12085760, 13898624, 17373280, 27797248, 34746560, 55594496, 69493120, 138986240, 277972480]

約数ペア:

[(1, 277972480), (2, 138986240), (4, 69493120), (5, 55594496), (8, 34746560), (10, 27797248), (16, 17373280), (20, 13898624), (23, 12085760), (32, 8686640), (40, 6949312), (46, 6042880), (64, 4343320), (80, 3474656), (92, 3021440), (115, 2417152), (128, 2171660), (160, 1737328), (184, 1510720), (230, 1208576), (256, 1085830), (320, 868664), (368, 755360), (460, 604288), (512, 542915), (640, 434332), (736, 377680), (920, 302144), (1280, 217166), (1472, 188840), (1840, 151072), (2560, 108583), (2944, 94420), (3680, 75536), (4721, 58880), (5888, 47210), (7360, 37768), (9442, 29440), (11776, 23605), (14720, 18884)]