211168128

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 598291200

約数和(自身を除く): 387123072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 103, 114, 128, 152, 192, 206, 228, 281, 304, 309, 384, 412, 456, 562, 608, 618, 824, 843, 912, 1124, 1216, 1236, 1648, 1686, 1824, 1957, 2248, 2432, 2472, 3296, 3372, 3648, 3914, 4496, 4944, 5339, 5871, 6592, 6744, 7296, 7828, 8992, 9888, 10678, 11742, 13184, 13488, 15656, 16017, 17984, 19776, 21356, 23484, 26976, 28943, 31312, 32034, 35968, 39552, 42712, 46968, 53952, 57886, 62624, 64068, 85424, 86829, 93936, 107904, 115772, 125248, 128136, 170848, 173658, 187872, 231544, 250496, 256272, 341696, 347316, 375744, 463088, 512544, 549917, 683392, 694632, 751488, 926176, 1025088, 1099834, 1389264, 1649751, 1852352, 2050176, 2199668, 2778528, 3299502, 3704704, 4399336, 5557056, 6599004, 8798672, 11114112, 13198008, 17597344, 26396016, 35194688, 52792032, 70389376, 105584064, 211168128]

約数ペア:

[(1, 211168128), (2, 105584064), (3, 70389376), (4, 52792032), (6, 35194688), (8, 26396016), (12, 17597344), (16, 13198008), (19, 11114112), (24, 8798672), (32, 6599004), (38, 5557056), (48, 4399336), (57, 3704704), (64, 3299502), (76, 2778528), (96, 2199668), (103, 2050176), (114, 1852352), (128, 1649751), (152, 1389264), (192, 1099834), (206, 1025088), (228, 926176), (281, 751488), (304, 694632), (309, 683392), (384, 549917), (412, 512544), (456, 463088), (562, 375744), (608, 347316), (618, 341696), (824, 256272), (843, 250496), (912, 231544), (1124, 187872), (1216, 173658), (1236, 170848), (1648, 128136), (1686, 125248), (1824, 115772), (1957, 107904), (2248, 93936), (2432, 86829), (2472, 85424), (3296, 64068), (3372, 62624), (3648, 57886), (3914, 53952), (4496, 46968), (4944, 42712), (5339, 39552), (5871, 35968), (6592, 32034), (6744, 31312), (7296, 28943), (7828, 26976), (8992, 23484), (9888, 21356), (10678, 19776), (11742, 17984), (13184, 16017), (13488, 15656)]