312479975440

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1\times {\mathrm{161947}}^1$

素因数の和:162320

約数の個数: 80

約数和(自身を含む): 737394589440

約数和(自身を除く): 424914614000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 271, 356, 445, 542, 712, 890, 1084, 1355, 1424, 1780, 2168, 2710, 3560, 4336, 5420, 7120, 10840, 21680, 24119, 48238, 96476, 120595, 161947, 192952, 241190, 323894, 385904, 482380, 647788, 809735, 964760, 1295576, 1619470, 1929520, 2591152, 3238940, 6477880, 12955760, 14413283, 28826566, 43887637, 57653132, 72066415, 87775274, 115306264, 144132830, 175550548, 219438185, 230612528, 288265660, 351101096, 438876370, 576531320, 702202192, 877752740, 1153062640, 1755505480, 3511010960, 3905999693, 7811999386, 15623998772, 19529998465, 31247997544, 39059996930, 62495995088, 78119993860, 156239987720, 312479975440]

約数ペア:

[(1, 312479975440), (2, 156239987720), (4, 78119993860), (5, 62495995088), (8, 39059996930), (10, 31247997544), (16, 19529998465), (20, 15623998772), (40, 7811999386), (80, 3905999693), (89, 3511010960), (178, 1755505480), (271, 1153062640), (356, 877752740), (445, 702202192), (542, 576531320), (712, 438876370), (890, 351101096), (1084, 288265660), (1355, 230612528), (1424, 219438185), (1780, 175550548), (2168, 144132830), (2710, 115306264), (3560, 87775274), (4336, 72066415), (5420, 57653132), (7120, 43887637), (10840, 28826566), (21680, 14413283), (24119, 12955760), (48238, 6477880), (96476, 3238940), (120595, 2591152), (161947, 1929520), (192952, 1619470), (241190, 1295576), (323894, 964760), (385904, 809735), (482380, 647788)]