88972740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21491}}^1$

素因数の和:21529

約数の個数: 72

約数和(自身を含む): 281631168

約数和(自身を除く): 192658428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 21491, 42982, 64473, 85964, 107455, 128946, 193419, 214910, 257892, 322365, 386838, 429820, 494293, 644730, 773676, 967095, 988586, 1289460, 1482879, 1934190, 1977172, 2471465, 2965758, 3868380, 4448637, 4942930, 5931516, 7414395, 8897274, 9885860, 14828790, 17794548, 22243185, 29657580, 44486370, 88972740]

約数ペア:

[(1, 88972740), (2, 44486370), (3, 29657580), (4, 22243185), (5, 17794548), (6, 14828790), (9, 9885860), (10, 8897274), (12, 7414395), (15, 5931516), (18, 4942930), (20, 4448637), (23, 3868380), (30, 2965758), (36, 2471465), (45, 1977172), (46, 1934190), (60, 1482879), (69, 1289460), (90, 988586), (92, 967095), (115, 773676), (138, 644730), (180, 494293), (207, 429820), (230, 386838), (276, 322365), (345, 257892), (414, 214910), (460, 193419), (690, 128946), (828, 107455), (1035, 85964), (1380, 64473), (2070, 42982), (4140, 21491)]