162815480

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 374220000

約数和(自身を除く): 211404520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 109, 214, 218, 349, 428, 436, 535, 545, 698, 856, 872, 1070, 1090, 1396, 1745, 2140, 2180, 2792, 3490, 4280, 4360, 6980, 11663, 13960, 23326, 37343, 38041, 46652, 58315, 74686, 76082, 93304, 116630, 149372, 152164, 186715, 190205, 233260, 298744, 304328, 373430, 380410, 466520, 746860, 760820, 1493720, 1521640, 4070387, 8140774, 16281548, 20351935, 32563096, 40703870, 81407740, 162815480]

約数ペア:

[(1, 162815480), (2, 81407740), (4, 40703870), (5, 32563096), (8, 20351935), (10, 16281548), (20, 8140774), (40, 4070387), (107, 1521640), (109, 1493720), (214, 760820), (218, 746860), (349, 466520), (428, 380410), (436, 373430), (535, 304328), (545, 298744), (698, 233260), (856, 190205), (872, 186715), (1070, 152164), (1090, 149372), (1396, 116630), (1745, 93304), (2140, 76082), (2180, 74686), (2792, 58315), (3490, 46652), (4280, 38041), (4360, 37343), (6980, 23326), (11663, 13960)]