8130080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 144

約数和(自身を含む): 24045336

約数和(自身を除く): 15915256

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 61, 68, 70, 80, 85, 98, 112, 119, 122, 136, 140, 160, 170, 196, 224, 238, 244, 245, 272, 280, 305, 340, 392, 427, 476, 488, 490, 544, 560, 595, 610, 680, 784, 833, 854, 952, 976, 980, 1037, 1120, 1190, 1220, 1360, 1568, 1666, 1708, 1904, 1952, 1960, 2074, 2135, 2380, 2440, 2720, 2989, 3332, 3416, 3808, 3920, 4148, 4165, 4270, 4760, 4880, 5185, 5978, 6664, 6832, 7259, 7840, 8296, 8330, 8540, 9520, 9760, 10370, 11956, 13328, 13664, 14518, 14945, 16592, 16660, 17080, 19040, 20740, 23912, 26656, 29036, 29890, 33184, 33320, 34160, 36295, 41480, 47824, 50813, 58072, 59780, 66640, 68320, 72590, 82960, 95648, 101626, 116144, 119560, 133280, 145180, 165920, 203252, 232288, 239120, 254065, 290360, 406504, 478240, 508130, 580720, 813008, 1016260, 1161440, 1626016, 2032520, 4065040, 8130080]

約数ペア:

[(1, 8130080), (2, 4065040), (4, 2032520), (5, 1626016), (7, 1161440), (8, 1016260), (10, 813008), (14, 580720), (16, 508130), (17, 478240), (20, 406504), (28, 290360), (32, 254065), (34, 239120), (35, 232288), (40, 203252), (49, 165920), (56, 145180), (61, 133280), (68, 119560), (70, 116144), (80, 101626), (85, 95648), (98, 82960), (112, 72590), (119, 68320), (122, 66640), (136, 59780), (140, 58072), (160, 50813), (170, 47824), (196, 41480), (224, 36295), (238, 34160), (244, 33320), (245, 33184), (272, 29890), (280, 29036), (305, 26656), (340, 23912), (392, 20740), (427, 19040), (476, 17080), (488, 16660), (490, 16592), (544, 14945), (560, 14518), (595, 13664), (610, 13328), (680, 11956), (784, 10370), (833, 9760), (854, 9520), (952, 8540), (976, 8330), (980, 8296), (1037, 7840), (1120, 7259), (1190, 6832), (1220, 6664), (1360, 5978), (1568, 5185), (1666, 4880), (1708, 4760), (1904, 4270), (1952, 4165), (1960, 4148), (2074, 3920), (2135, 3808), (2380, 3416), (2440, 3332), (2720, 2989)]