281724768

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1677

約数の個数: 144

約数和(自身を含む): 881689536

約数和(自身を除く): 599964768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 47, 48, 52, 72, 78, 94, 96, 104, 117, 141, 144, 156, 188, 208, 234, 282, 288, 312, 376, 416, 423, 468, 564, 611, 624, 752, 846, 936, 1128, 1222, 1248, 1504, 1601, 1692, 1833, 1872, 2256, 2444, 3202, 3384, 3666, 3744, 4512, 4803, 4888, 5499, 6404, 6768, 7332, 9606, 9776, 10998, 12808, 13536, 14409, 14664, 19212, 19552, 20813, 21996, 25616, 28818, 29328, 38424, 41626, 43992, 51232, 57636, 58656, 62439, 75247, 76848, 83252, 87984, 115272, 124878, 150494, 153696, 166504, 175968, 187317, 225741, 230544, 249756, 300988, 333008, 374634, 451482, 461088, 499512, 601976, 666016, 677223, 749268, 902964, 978211, 999024, 1203952, 1354446, 1498536, 1805928, 1956422, 1998048, 2407904, 2708892, 2934633, 2997072, 3611856, 3912844, 5417784, 5869266, 5994144, 7223712, 7825688, 8803899, 10835568, 11738532, 15651376, 17607798, 21671136, 23477064, 31302752, 35215596, 46954128, 70431192, 93908256, 140862384, 281724768]

約数ペア:

[(1, 281724768), (2, 140862384), (3, 93908256), (4, 70431192), (6, 46954128), (8, 35215596), (9, 31302752), (12, 23477064), (13, 21671136), (16, 17607798), (18, 15651376), (24, 11738532), (26, 10835568), (32, 8803899), (36, 7825688), (39, 7223712), (47, 5994144), (48, 5869266), (52, 5417784), (72, 3912844), (78, 3611856), (94, 2997072), (96, 2934633), (104, 2708892), (117, 2407904), (141, 1998048), (144, 1956422), (156, 1805928), (188, 1498536), (208, 1354446), (234, 1203952), (282, 999024), (288, 978211), (312, 902964), (376, 749268), (416, 677223), (423, 666016), (468, 601976), (564, 499512), (611, 461088), (624, 451482), (752, 374634), (846, 333008), (936, 300988), (1128, 249756), (1222, 230544), (1248, 225741), (1504, 187317), (1601, 175968), (1692, 166504), (1833, 153696), (1872, 150494), (2256, 124878), (2444, 115272), (3202, 87984), (3384, 83252), (3666, 76848), (3744, 75247), (4512, 62439), (4803, 58656), (4888, 57636), (5499, 51232), (6404, 43992), (6768, 41626), (7332, 38424), (9606, 29328), (9776, 28818), (10998, 25616), (12808, 21996), (13536, 20813), (14409, 19552), (14664, 19212)]