2015554240

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{673}}^1$

素因数の和:895

約数の個数: 168

約数和(自身を含む): 5620707072

約数和(自身を除く): 3605152832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 191, 196, 224, 245, 280, 320, 382, 392, 448, 490, 560, 673, 764, 784, 955, 980, 1120, 1337, 1346, 1528, 1568, 1910, 1960, 2240, 2674, 2692, 3056, 3136, 3365, 3820, 3920, 4711, 5348, 5384, 6112, 6685, 6730, 7640, 7840, 9359, 9422, 10696, 10768, 12224, 13370, 13460, 15280, 15680, 18718, 18844, 21392, 21536, 23555, 26740, 26920, 30560, 32977, 37436, 37688, 42784, 43072, 46795, 47110, 53480, 53840, 61120, 65954, 74872, 75376, 85568, 93590, 94220, 106960, 107680, 128543, 131908, 149744, 150752, 164885, 187180, 188440, 213920, 215360, 257086, 263816, 299488, 301504, 329770, 374360, 376880, 427840, 514172, 527632, 598976, 642715, 659540, 748720, 753760, 899801, 1028344, 1055264, 1285430, 1319080, 1497440, 1507520, 1799602, 2056688, 2110528, 2570860, 2638160, 2994880, 3599204, 4113376, 4499005, 5141720, 5276320, 6298607, 7198408, 8226752, 8998010, 10283440, 10552640, 12597214, 14396816, 17996020, 20566880, 25194428, 28793632, 31493035, 35992040, 41133760, 50388856, 57587264, 62986070, 71984080, 100777712, 125972140, 143968160, 201555424, 251944280, 287936320, 403110848, 503888560, 1007777120, 2015554240]

約数ペア:

[(1, 2015554240), (2, 1007777120), (4, 503888560), (5, 403110848), (7, 287936320), (8, 251944280), (10, 201555424), (14, 143968160), (16, 125972140), (20, 100777712), (28, 71984080), (32, 62986070), (35, 57587264), (40, 50388856), (49, 41133760), (56, 35992040), (64, 31493035), (70, 28793632), (80, 25194428), (98, 20566880), (112, 17996020), (140, 14396816), (160, 12597214), (191, 10552640), (196, 10283440), (224, 8998010), (245, 8226752), (280, 7198408), (320, 6298607), (382, 5276320), (392, 5141720), (448, 4499005), (490, 4113376), (560, 3599204), (673, 2994880), (764, 2638160), (784, 2570860), (955, 2110528), (980, 2056688), (1120, 1799602), (1337, 1507520), (1346, 1497440), (1528, 1319080), (1568, 1285430), (1910, 1055264), (1960, 1028344), (2240, 899801), (2674, 753760), (2692, 748720), (3056, 659540), (3136, 642715), (3365, 598976), (3820, 527632), (3920, 514172), (4711, 427840), (5348, 376880), (5384, 374360), (6112, 329770), (6685, 301504), (6730, 299488), (7640, 263816), (7840, 257086), (9359, 215360), (9422, 213920), (10696, 188440), (10768, 187180), (12224, 164885), (13370, 150752), (13460, 149744), (15280, 131908), (15680, 128543), (18718, 107680), (18844, 106960), (21392, 94220), (21536, 93590), (23555, 85568), (26740, 75376), (26920, 74872), (30560, 65954), (32977, 61120), (37436, 53840), (37688, 53480), (42784, 47110), (43072, 46795)]