1325592720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25931}}^1$

素因数の和:26021

約数の個数: 120

約数和(自身を含む): 4514657472

約数和(自身を除く): 3189064752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 3408, 4260, 5112, 5680, 6390, 8520, 10224, 12780, 17040, 25560, 25931, 51120, 51862, 77793, 103724, 129655, 155586, 207448, 233379, 259310, 311172, 388965, 414896, 466758, 518620, 622344, 777930, 933516, 1037240, 1166895, 1244688, 1555860, 1841101, 1867032, 2074480, 2333790, 3111720, 3682202, 3734064, 4667580, 5523303, 6223440, 7364404, 9205505, 9335160, 11046606, 14728808, 16569909, 18411010, 18670320, 22093212, 27616515, 29457616, 33139818, 36822020, 44186424, 55233030, 66279636, 73644040, 82849545, 88372848, 110466060, 132559272, 147288080, 165699090, 220932120, 265118544, 331398180, 441864240, 662796360, 1325592720]

約数ペア:

[(1, 1325592720), (2, 662796360), (3, 441864240), (4, 331398180), (5, 265118544), (6, 220932120), (8, 165699090), (9, 147288080), (10, 132559272), (12, 110466060), (15, 88372848), (16, 82849545), (18, 73644040), (20, 66279636), (24, 55233030), (30, 44186424), (36, 36822020), (40, 33139818), (45, 29457616), (48, 27616515), (60, 22093212), (71, 18670320), (72, 18411010), (80, 16569909), (90, 14728808), (120, 11046606), (142, 9335160), (144, 9205505), (180, 7364404), (213, 6223440), (240, 5523303), (284, 4667580), (355, 3734064), (360, 3682202), (426, 3111720), (568, 2333790), (639, 2074480), (710, 1867032), (720, 1841101), (852, 1555860), (1065, 1244688), (1136, 1166895), (1278, 1037240), (1420, 933516), (1704, 777930), (2130, 622344), (2556, 518620), (2840, 466758), (3195, 414896), (3408, 388965), (4260, 311172), (5112, 259310), (5680, 233379), (6390, 207448), (8520, 155586), (10224, 129655), (12780, 103724), (17040, 77793), (25560, 51862), (25931, 51120)]