249969020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{827}}^1$

素因数の和:987

約数の個数: 96

約数和(自身を含む): 640991232

約数和(自身を除く): 391022212

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 127, 140, 170, 238, 254, 340, 476, 508, 595, 635, 827, 889, 1190, 1270, 1654, 1778, 2159, 2380, 2540, 3308, 3556, 4135, 4318, 4445, 5789, 8270, 8636, 8890, 10795, 11578, 14059, 15113, 16540, 17780, 21590, 23156, 28118, 28945, 30226, 43180, 56236, 57890, 60452, 70295, 75565, 98413, 105029, 115780, 140590, 151130, 196826, 210058, 281180, 302260, 393652, 420116, 492065, 525145, 735203, 984130, 1050290, 1470406, 1785493, 1968260, 2100580, 2940812, 3570986, 3676015, 7141972, 7352030, 8927465, 12498451, 14704060, 17854930, 24996902, 35709860, 49993804, 62492255, 124984510, 249969020]

約数ペア:

[(1, 249969020), (2, 124984510), (4, 62492255), (5, 49993804), (7, 35709860), (10, 24996902), (14, 17854930), (17, 14704060), (20, 12498451), (28, 8927465), (34, 7352030), (35, 7141972), (68, 3676015), (70, 3570986), (85, 2940812), (119, 2100580), (127, 1968260), (140, 1785493), (170, 1470406), (238, 1050290), (254, 984130), (340, 735203), (476, 525145), (508, 492065), (595, 420116), (635, 393652), (827, 302260), (889, 281180), (1190, 210058), (1270, 196826), (1654, 151130), (1778, 140590), (2159, 115780), (2380, 105029), (2540, 98413), (3308, 75565), (3556, 70295), (4135, 60452), (4318, 57890), (4445, 56236), (5789, 43180), (8270, 30226), (8636, 28945), (8890, 28118), (10795, 23156), (11578, 21590), (14059, 17780), (15113, 16540)]