228364990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{1291}}^1$

素因数の和:1350

約数の個数: 72

約数和(自身を含む): 505050552

約数和(自身を除く): 276685562

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 361, 490, 665, 722, 931, 1291, 1330, 1805, 1862, 2527, 2582, 3610, 4655, 5054, 6455, 9037, 9310, 12635, 12910, 17689, 18074, 24529, 25270, 35378, 45185, 49058, 63259, 88445, 90370, 122645, 126518, 171703, 176890, 245290, 316295, 343406, 466051, 632590, 858515, 932102, 1201921, 1717030, 2330255, 2403842, 3262357, 4660510, 6009605, 6524714, 12019210, 16311785, 22836499, 32623570, 45672998, 114182495, 228364990]

約数ペア:

[(1, 228364990), (2, 114182495), (5, 45672998), (7, 32623570), (10, 22836499), (14, 16311785), (19, 12019210), (35, 6524714), (38, 6009605), (49, 4660510), (70, 3262357), (95, 2403842), (98, 2330255), (133, 1717030), (190, 1201921), (245, 932102), (266, 858515), (361, 632590), (490, 466051), (665, 343406), (722, 316295), (931, 245290), (1291, 176890), (1330, 171703), (1805, 126518), (1862, 122645), (2527, 90370), (2582, 88445), (3610, 63259), (4655, 49058), (5054, 45185), (6455, 35378), (9037, 25270), (9310, 24529), (12635, 18074), (12910, 17689)]