248884720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{367}}^1$

素因数の和:567

約数の個数: 120

約数和(自身を含む): 678867264

約数和(自身を除く): 429982544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 173, 196, 245, 280, 346, 367, 392, 490, 560, 692, 734, 784, 865, 980, 1211, 1384, 1468, 1730, 1835, 1960, 2422, 2569, 2768, 2936, 3460, 3670, 3920, 4844, 5138, 5872, 6055, 6920, 7340, 8477, 9688, 10276, 12110, 12845, 13840, 14680, 16954, 17983, 19376, 20552, 24220, 25690, 29360, 33908, 35966, 41104, 42385, 48440, 51380, 63491, 67816, 71932, 84770, 89915, 96880, 102760, 126982, 135632, 143864, 169540, 179830, 205520, 253964, 287728, 317455, 339080, 359660, 444437, 507928, 634910, 678160, 719320, 888874, 1015856, 1269820, 1438640, 1777748, 2222185, 2539640, 3111059, 3555496, 4444370, 5079280, 6222118, 7110992, 8888740, 12444236, 15555295, 17777480, 24888472, 31110590, 35554960, 49776944, 62221180, 124442360, 248884720]

約数ペア:

[(1, 248884720), (2, 124442360), (4, 62221180), (5, 49776944), (7, 35554960), (8, 31110590), (10, 24888472), (14, 17777480), (16, 15555295), (20, 12444236), (28, 8888740), (35, 7110992), (40, 6222118), (49, 5079280), (56, 4444370), (70, 3555496), (80, 3111059), (98, 2539640), (112, 2222185), (140, 1777748), (173, 1438640), (196, 1269820), (245, 1015856), (280, 888874), (346, 719320), (367, 678160), (392, 634910), (490, 507928), (560, 444437), (692, 359660), (734, 339080), (784, 317455), (865, 287728), (980, 253964), (1211, 205520), (1384, 179830), (1468, 169540), (1730, 143864), (1835, 135632), (1960, 126982), (2422, 102760), (2569, 96880), (2768, 89915), (2936, 84770), (3460, 71932), (3670, 67816), (3920, 63491), (4844, 51380), (5138, 48440), (5872, 42385), (6055, 41104), (6920, 35966), (7340, 33908), (8477, 29360), (9688, 25690), (10276, 24220), (12110, 20552), (12845, 19376), (13840, 17983), (14680, 16954)]