19684080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1$

素因数の和:736

約数の個数: 160

約数和(自身を含む): 73120320

約数和(自身を除く): 53436240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 701, 702, 720, 780, 936, 1040, 1080, 1170, 1402, 1404, 1560, 1755, 1872, 2103, 2160, 2340, 2804, 2808, 3120, 3505, 3510, 4206, 4680, 5608, 5616, 6309, 7010, 7020, 8412, 9113, 9360, 10515, 11216, 12618, 14020, 14040, 16824, 18226, 18927, 21030, 25236, 27339, 28040, 28080, 31545, 33648, 36452, 37854, 42060, 45565, 50472, 54678, 56080, 63090, 72904, 75708, 82017, 84120, 91130, 94635, 100944, 109356, 126180, 136695, 145808, 151416, 164034, 168240, 182260, 189270, 218712, 246051, 252360, 273390, 302832, 328068, 364520, 378540, 410085, 437424, 492102, 504720, 546780, 656136, 729040, 757080, 820170, 984204, 1093560, 1230255, 1312272, 1514160, 1640340, 1968408, 2187120, 2460510, 3280680, 3936816, 4921020, 6561360, 9842040, 19684080]

約数ペア:

[(1, 19684080), (2, 9842040), (3, 6561360), (4, 4921020), (5, 3936816), (6, 3280680), (8, 2460510), (9, 2187120), (10, 1968408), (12, 1640340), (13, 1514160), (15, 1312272), (16, 1230255), (18, 1093560), (20, 984204), (24, 820170), (26, 757080), (27, 729040), (30, 656136), (36, 546780), (39, 504720), (40, 492102), (45, 437424), (48, 410085), (52, 378540), (54, 364520), (60, 328068), (65, 302832), (72, 273390), (78, 252360), (80, 246051), (90, 218712), (104, 189270), (108, 182260), (117, 168240), (120, 164034), (130, 151416), (135, 145808), (144, 136695), (156, 126180), (180, 109356), (195, 100944), (208, 94635), (216, 91130), (234, 84120), (240, 82017), (260, 75708), (270, 72904), (312, 63090), (351, 56080), (360, 54678), (390, 50472), (432, 45565), (468, 42060), (520, 37854), (540, 36452), (585, 33648), (624, 31545), (701, 28080), (702, 28040), (720, 27339), (780, 25236), (936, 21030), (1040, 18927), (1080, 18226), (1170, 16824), (1402, 14040), (1404, 14020), (1560, 12618), (1755, 11216), (1872, 10515), (2103, 9360), (2160, 9113), (2340, 8412), (2804, 7020), (2808, 7010), (3120, 6309), (3505, 5616), (3510, 5608), (4206, 4680)]