189010720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{719}}^1$

素因数の和:818

約数の個数: 96

約数和(自身を含む): 470292480

約数和(自身を除く): 281281760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 80, 106, 124, 155, 160, 212, 248, 265, 310, 424, 496, 530, 620, 719, 848, 992, 1060, 1240, 1438, 1643, 1696, 2120, 2480, 2876, 3286, 3595, 4240, 4960, 5752, 6572, 7190, 8215, 8480, 11504, 13144, 14380, 16430, 22289, 23008, 26288, 28760, 32860, 38107, 44578, 52576, 57520, 65720, 76214, 89156, 111445, 115040, 131440, 152428, 178312, 190535, 222890, 262880, 304856, 356624, 381070, 445780, 609712, 713248, 762140, 891560, 1181317, 1219424, 1524280, 1783120, 2362634, 3048560, 3566240, 4725268, 5906585, 6097120, 9450536, 11813170, 18901072, 23626340, 37802144, 47252680, 94505360, 189010720]

約数ペア:

[(1, 189010720), (2, 94505360), (4, 47252680), (5, 37802144), (8, 23626340), (10, 18901072), (16, 11813170), (20, 9450536), (31, 6097120), (32, 5906585), (40, 4725268), (53, 3566240), (62, 3048560), (80, 2362634), (106, 1783120), (124, 1524280), (155, 1219424), (160, 1181317), (212, 891560), (248, 762140), (265, 713248), (310, 609712), (424, 445780), (496, 381070), (530, 356624), (620, 304856), (719, 262880), (848, 222890), (992, 190535), (1060, 178312), (1240, 152428), (1438, 131440), (1643, 115040), (1696, 111445), (2120, 89156), (2480, 76214), (2876, 65720), (3286, 57520), (3595, 52576), (4240, 44578), (4960, 38107), (5752, 32860), (6572, 28760), (7190, 26288), (8215, 23008), (8480, 22289), (11504, 16430), (13144, 14380)]