29721440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:269

約数の個数: 144

約数和(自身を含む): 86873472

約数和(自身を除く): 57152032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 223, 224, 238, 245, 272, 280, 340, 392, 446, 476, 490, 544, 560, 595, 680, 784, 833, 892, 952, 980, 1115, 1120, 1190, 1360, 1561, 1568, 1666, 1784, 1904, 1960, 2230, 2380, 2720, 3122, 3332, 3568, 3791, 3808, 3920, 4165, 4460, 4760, 6244, 6664, 7136, 7582, 7805, 7840, 8330, 8920, 9520, 10927, 12488, 13328, 15164, 15610, 16660, 17840, 18955, 19040, 21854, 24976, 26537, 26656, 30328, 31220, 33320, 35680, 37910, 43708, 49952, 53074, 54635, 60656, 62440, 66640, 75820, 87416, 106148, 109270, 121312, 124880, 132685, 133280, 151640, 174832, 185759, 212296, 218540, 249760, 265370, 303280, 349664, 371518, 424592, 437080, 530740, 606560, 743036, 849184, 874160, 928795, 1061480, 1486072, 1748320, 1857590, 2122960, 2972144, 3715180, 4245920, 5944288, 7430360, 14860720, 29721440]

約数ペア:

[(1, 29721440), (2, 14860720), (4, 7430360), (5, 5944288), (7, 4245920), (8, 3715180), (10, 2972144), (14, 2122960), (16, 1857590), (17, 1748320), (20, 1486072), (28, 1061480), (32, 928795), (34, 874160), (35, 849184), (40, 743036), (49, 606560), (56, 530740), (68, 437080), (70, 424592), (80, 371518), (85, 349664), (98, 303280), (112, 265370), (119, 249760), (136, 218540), (140, 212296), (160, 185759), (170, 174832), (196, 151640), (223, 133280), (224, 132685), (238, 124880), (245, 121312), (272, 109270), (280, 106148), (340, 87416), (392, 75820), (446, 66640), (476, 62440), (490, 60656), (544, 54635), (560, 53074), (595, 49952), (680, 43708), (784, 37910), (833, 35680), (892, 33320), (952, 31220), (980, 30328), (1115, 26656), (1120, 26537), (1190, 24976), (1360, 21854), (1561, 19040), (1568, 18955), (1666, 17840), (1784, 16660), (1904, 15610), (1960, 15164), (2230, 13328), (2380, 12488), (2720, 10927), (3122, 9520), (3332, 8920), (3568, 8330), (3791, 7840), (3808, 7805), (3920, 7582), (4165, 7136), (4460, 6664), (4760, 6244)]