291682490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2083}}^1$

素因数の和:2187

約数の個数: 64

約数和(自身を含む): 612195840

約数和(自身を除く): 320513350

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 67, 95, 110, 134, 190, 209, 335, 418, 670, 737, 1045, 1273, 1474, 2083, 2090, 2546, 3685, 4166, 6365, 7370, 10415, 12730, 14003, 20830, 22913, 28006, 39577, 45826, 70015, 79154, 114565, 139561, 140030, 197885, 229130, 279122, 395770, 435347, 697805, 870694, 1395610, 1535171, 2176735, 2651659, 3070342, 4353470, 5303318, 7675855, 13258295, 15351710, 26516590, 29168249, 58336498, 145841245, 291682490]

約数ペア:

[(1, 291682490), (2, 145841245), (5, 58336498), (10, 29168249), (11, 26516590), (19, 15351710), (22, 13258295), (38, 7675855), (55, 5303318), (67, 4353470), (95, 3070342), (110, 2651659), (134, 2176735), (190, 1535171), (209, 1395610), (335, 870694), (418, 697805), (670, 435347), (737, 395770), (1045, 279122), (1273, 229130), (1474, 197885), (2083, 140030), (2090, 139561), (2546, 114565), (3685, 79154), (4166, 70015), (6365, 45826), (7370, 39577), (10415, 28006), (12730, 22913), (14003, 20830)]