1645346040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{55511}}^1$

素因数の和:55557

約数の個数: 128

約数和(自身を含む): 5595609600

約数和(自身を除く): 3950263560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1976, 2280, 2470, 2964, 3705, 4940, 5928, 7410, 9880, 14820, 29640, 55511, 111022, 166533, 222044, 277555, 333066, 444088, 555110, 666132, 721643, 832665, 1054709, 1110220, 1332264, 1443286, 1665330, 2109418, 2164929, 2220440, 2886572, 3164127, 3330660, 3608215, 4218836, 4329858, 5273545, 5773144, 6328254, 6661320, 7216430, 8437672, 8659716, 10547090, 10824645, 12656508, 13711217, 14432860, 15820635, 17319432, 21094180, 21649290, 25313016, 27422434, 28865720, 31641270, 41133651, 42188360, 43298580, 54844868, 63282540, 68556085, 82267302, 86597160, 109689736, 126565080, 137112170, 164534604, 205668255, 274224340, 329069208, 411336510, 548448680, 822673020, 1645346040]

約数ペア:

[(1, 1645346040), (2, 822673020), (3, 548448680), (4, 411336510), (5, 329069208), (6, 274224340), (8, 205668255), (10, 164534604), (12, 137112170), (13, 126565080), (15, 109689736), (19, 86597160), (20, 82267302), (24, 68556085), (26, 63282540), (30, 54844868), (38, 43298580), (39, 42188360), (40, 41133651), (52, 31641270), (57, 28865720), (60, 27422434), (65, 25313016), (76, 21649290), (78, 21094180), (95, 17319432), (104, 15820635), (114, 14432860), (120, 13711217), (130, 12656508), (152, 10824645), (156, 10547090), (190, 8659716), (195, 8437672), (228, 7216430), (247, 6661320), (260, 6328254), (285, 5773144), (312, 5273545), (380, 4329858), (390, 4218836), (456, 3608215), (494, 3330660), (520, 3164127), (570, 2886572), (741, 2220440), (760, 2164929), (780, 2109418), (988, 1665330), (1140, 1443286), (1235, 1332264), (1482, 1110220), (1560, 1054709), (1976, 832665), (2280, 721643), (2470, 666132), (2964, 555110), (3705, 444088), (4940, 333066), (5928, 277555), (7410, 222044), (9880, 166533), (14820, 111022), (29640, 55511)]