135659720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15629}}^1$

素因数の和:15678

約数の個数: 64

約数和(自身を含む): 360115200

約数和(自身を除く): 224455480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 15629, 31258, 62516, 78145, 109403, 125032, 156290, 218806, 312580, 437612, 484499, 547015, 625160, 875224, 968998, 1094030, 1937996, 2188060, 2422495, 3391493, 3875992, 4376120, 4844990, 6782986, 9689980, 13565972, 16957465, 19379960, 27131944, 33914930, 67829860, 135659720]

約数ペア:

[(1, 135659720), (2, 67829860), (4, 33914930), (5, 27131944), (7, 19379960), (8, 16957465), (10, 13565972), (14, 9689980), (20, 6782986), (28, 4844990), (31, 4376120), (35, 3875992), (40, 3391493), (56, 2422495), (62, 2188060), (70, 1937996), (124, 1094030), (140, 968998), (155, 875224), (217, 625160), (248, 547015), (280, 484499), (310, 437612), (434, 312580), (620, 218806), (868, 156290), (1085, 125032), (1240, 109403), (1736, 78145), (2170, 62516), (4340, 31258), (8680, 15629)]