20785289520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{10667}}^1$

素因数の和:11059

約数の個数: 160

約数和(自身を含む): 67432684032

約数和(自身を除く): 46647394512

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 353, 368, 460, 552, 690, 706, 920, 1059, 1104, 1380, 1412, 1765, 1840, 2118, 2760, 2824, 3530, 4236, 5295, 5520, 5648, 7060, 8119, 8472, 10590, 10667, 14120, 16238, 16944, 21180, 21334, 24357, 28240, 32001, 32476, 40595, 42360, 42668, 48714, 53335, 64002, 64952, 81190, 84720, 85336, 97428, 106670, 121785, 128004, 129904, 160005, 162380, 170672, 194856, 213340, 243570, 245341, 256008, 320010, 324760, 389712, 426680, 487140, 490682, 512016, 640020, 649520, 736023, 853360, 974280, 981364, 1226705, 1280040, 1472046, 1948560, 1962728, 2453410, 2560080, 2944092, 3680115, 3765451, 3925456, 4906820, 5888184, 7360230, 7530902, 9813640, 11296353, 11776368, 14720460, 15061804, 18827255, 19627280, 22592706, 29440920, 30123608, 37654510, 45185412, 56481765, 58881840, 60247216, 75309020, 86605373, 90370824, 112963530, 150618040, 173210746, 180741648, 225927060, 259816119, 301236080, 346421492, 433026865, 451854120, 519632238, 692842984, 866053730, 903708240, 1039264476, 1299080595, 1385685968, 1732107460, 2078528952, 2598161190, 3464214920, 4157057904, 5196322380, 6928429840, 10392644760, 20785289520]

約数ペア:

[(1, 20785289520), (2, 10392644760), (3, 6928429840), (4, 5196322380), (5, 4157057904), (6, 3464214920), (8, 2598161190), (10, 2078528952), (12, 1732107460), (15, 1385685968), (16, 1299080595), (20, 1039264476), (23, 903708240), (24, 866053730), (30, 692842984), (40, 519632238), (46, 451854120), (48, 433026865), (60, 346421492), (69, 301236080), (80, 259816119), (92, 225927060), (115, 180741648), (120, 173210746), (138, 150618040), (184, 112963530), (230, 90370824), (240, 86605373), (276, 75309020), (345, 60247216), (353, 58881840), (368, 56481765), (460, 45185412), (552, 37654510), (690, 30123608), (706, 29440920), (920, 22592706), (1059, 19627280), (1104, 18827255), (1380, 15061804), (1412, 14720460), (1765, 11776368), (1840, 11296353), (2118, 9813640), (2760, 7530902), (2824, 7360230), (3530, 5888184), (4236, 4906820), (5295, 3925456), (5520, 3765451), (5648, 3680115), (7060, 2944092), (8119, 2560080), (8472, 2453410), (10590, 1962728), (10667, 1948560), (14120, 1472046), (16238, 1280040), (16944, 1226705), (21180, 981364), (21334, 974280), (24357, 853360), (28240, 736023), (32001, 649520), (32476, 640020), (40595, 512016), (42360, 490682), (42668, 487140), (48714, 426680), (53335, 389712), (64002, 324760), (64952, 320010), (81190, 256008), (84720, 245341), (85336, 243570), (97428, 213340), (106670, 194856), (121785, 170672), (128004, 162380), (129904, 160005)]