221445280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1213}}^1$

素因数の和:1398

約数の個数: 96

約数和(自身を含む): 602066304

約数和(自身を除く): 380621024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 163, 224, 280, 326, 560, 652, 815, 1120, 1141, 1213, 1304, 1630, 2282, 2426, 2608, 3260, 4564, 4852, 5216, 5705, 6065, 6520, 8491, 9128, 9704, 11410, 12130, 13040, 16982, 18256, 19408, 22820, 24260, 26080, 33964, 36512, 38816, 42455, 45640, 48520, 67928, 84910, 91280, 97040, 135856, 169820, 182560, 194080, 197719, 271712, 339640, 395438, 679280, 790876, 988595, 1358560, 1384033, 1581752, 1977190, 2768066, 3163504, 3954380, 5536132, 6327008, 6920165, 7908760, 11072264, 13840330, 15817520, 22144528, 27680660, 31635040, 44289056, 55361320, 110722640, 221445280]

約数ペア:

[(1, 221445280), (2, 110722640), (4, 55361320), (5, 44289056), (7, 31635040), (8, 27680660), (10, 22144528), (14, 15817520), (16, 13840330), (20, 11072264), (28, 7908760), (32, 6920165), (35, 6327008), (40, 5536132), (56, 3954380), (70, 3163504), (80, 2768066), (112, 1977190), (140, 1581752), (160, 1384033), (163, 1358560), (224, 988595), (280, 790876), (326, 679280), (560, 395438), (652, 339640), (815, 271712), (1120, 197719), (1141, 194080), (1213, 182560), (1304, 169820), (1630, 135856), (2282, 97040), (2426, 91280), (2608, 84910), (3260, 67928), (4564, 48520), (4852, 45640), (5216, 42455), (5705, 38816), (6065, 36512), (6520, 33964), (8491, 26080), (9128, 24260), (9704, 22820), (11410, 19408), (12130, 18256), (13040, 16982)]