51780360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 128

約数和(自身を含む): 164954880

約数和(自身を除く): 113174520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 73, 92, 115, 120, 138, 146, 184, 219, 230, 257, 276, 292, 345, 365, 438, 460, 514, 552, 584, 690, 730, 771, 876, 920, 1028, 1095, 1285, 1380, 1460, 1542, 1679, 1752, 2056, 2190, 2570, 2760, 2920, 3084, 3358, 3855, 4380, 5037, 5140, 5911, 6168, 6716, 7710, 8395, 8760, 10074, 10280, 11822, 13432, 15420, 16790, 17733, 18761, 20148, 23644, 25185, 29555, 30840, 33580, 35466, 37522, 40296, 47288, 50370, 56283, 59110, 67160, 70932, 75044, 88665, 93805, 100740, 112566, 118220, 141864, 150088, 177330, 187610, 201480, 225132, 236440, 281415, 354660, 375220, 431503, 450264, 562830, 709320, 750440, 863006, 1125660, 1294509, 1726012, 2157515, 2251320, 2589018, 3452024, 4315030, 5178036, 6472545, 8630060, 10356072, 12945090, 17260120, 25890180, 51780360]

約数ペア:

[(1, 51780360), (2, 25890180), (3, 17260120), (4, 12945090), (5, 10356072), (6, 8630060), (8, 6472545), (10, 5178036), (12, 4315030), (15, 3452024), (20, 2589018), (23, 2251320), (24, 2157515), (30, 1726012), (40, 1294509), (46, 1125660), (60, 863006), (69, 750440), (73, 709320), (92, 562830), (115, 450264), (120, 431503), (138, 375220), (146, 354660), (184, 281415), (219, 236440), (230, 225132), (257, 201480), (276, 187610), (292, 177330), (345, 150088), (365, 141864), (438, 118220), (460, 112566), (514, 100740), (552, 93805), (584, 88665), (690, 75044), (730, 70932), (771, 67160), (876, 59110), (920, 56283), (1028, 50370), (1095, 47288), (1285, 40296), (1380, 37522), (1460, 35466), (1542, 33580), (1679, 30840), (1752, 29555), (2056, 25185), (2190, 23644), (2570, 20148), (2760, 18761), (2920, 17733), (3084, 16790), (3358, 15420), (3855, 13432), (4380, 11822), (5037, 10280), (5140, 10074), (5911, 8760), (6168, 8395), (6716, 7710)]