72609040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:329

約数の個数: 160

約数和(自身を含む): 212129280

約数和(自身を除く): 139520240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 34, 35, 40, 56, 58, 68, 70, 80, 85, 112, 116, 119, 136, 140, 145, 170, 203, 232, 238, 263, 272, 280, 290, 340, 406, 464, 476, 493, 526, 560, 580, 595, 680, 812, 952, 986, 1015, 1052, 1160, 1190, 1315, 1360, 1624, 1841, 1904, 1972, 2030, 2104, 2320, 2380, 2465, 2630, 3248, 3451, 3682, 3944, 4060, 4208, 4471, 4760, 4930, 5260, 6902, 7364, 7627, 7888, 8120, 8942, 9205, 9520, 9860, 10520, 13804, 14728, 15254, 16240, 17255, 17884, 18410, 19720, 21040, 22355, 27608, 29456, 30508, 31297, 34510, 35768, 36820, 38135, 39440, 44710, 53389, 55216, 61016, 62594, 69020, 71536, 73640, 76270, 89420, 106778, 122032, 125188, 129659, 138040, 147280, 152540, 156485, 178840, 213556, 250376, 259318, 266945, 276080, 305080, 312970, 357680, 427112, 500752, 518636, 533890, 610160, 625940, 648295, 854224, 907613, 1037272, 1067780, 1251880, 1296590, 1815226, 2074544, 2135560, 2503760, 2593180, 3630452, 4271120, 4538065, 5186360, 7260904, 9076130, 10372720, 14521808, 18152260, 36304520, 72609040]

約数ペア:

[(1, 72609040), (2, 36304520), (4, 18152260), (5, 14521808), (7, 10372720), (8, 9076130), (10, 7260904), (14, 5186360), (16, 4538065), (17, 4271120), (20, 3630452), (28, 2593180), (29, 2503760), (34, 2135560), (35, 2074544), (40, 1815226), (56, 1296590), (58, 1251880), (68, 1067780), (70, 1037272), (80, 907613), (85, 854224), (112, 648295), (116, 625940), (119, 610160), (136, 533890), (140, 518636), (145, 500752), (170, 427112), (203, 357680), (232, 312970), (238, 305080), (263, 276080), (272, 266945), (280, 259318), (290, 250376), (340, 213556), (406, 178840), (464, 156485), (476, 152540), (493, 147280), (526, 138040), (560, 129659), (580, 125188), (595, 122032), (680, 106778), (812, 89420), (952, 76270), (986, 73640), (1015, 71536), (1052, 69020), (1160, 62594), (1190, 61016), (1315, 55216), (1360, 53389), (1624, 44710), (1841, 39440), (1904, 38135), (1972, 36820), (2030, 35768), (2104, 34510), (2320, 31297), (2380, 30508), (2465, 29456), (2630, 27608), (3248, 22355), (3451, 21040), (3682, 19720), (3944, 18410), (4060, 17884), (4208, 17255), (4471, 16240), (4760, 15254), (4930, 14728), (5260, 13804), (6902, 10520), (7364, 9860), (7627, 9520), (7888, 9205), (8120, 8942)]