1080400490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:396

約数の個数: 96

約数和(自身を含む): 2251292400

約数和(自身を除く): 1170891910

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 149, 170, 193, 221, 289, 298, 386, 442, 578, 745, 965, 1105, 1445, 1490, 1930, 1937, 2210, 2509, 2533, 2890, 3281, 3757, 3874, 5018, 5066, 6562, 7514, 9685, 12545, 12665, 16405, 18785, 19370, 25090, 25330, 28757, 32810, 32929, 37570, 42653, 43061, 55777, 57514, 65858, 85306, 86122, 111554, 143785, 164645, 213265, 215305, 278885, 287570, 329290, 373841, 426530, 430610, 488869, 557770, 559793, 725101, 747682, 977738, 1119586, 1450202, 1869205, 2444345, 2798965, 3625505, 3738410, 4888690, 5597930, 6355297, 7251010, 8310773, 12710594, 16621546, 31776485, 41553865, 63552970, 83107730, 108040049, 216080098, 540200245, 1080400490]

約数ペア:

[(1, 1080400490), (2, 540200245), (5, 216080098), (10, 108040049), (13, 83107730), (17, 63552970), (26, 41553865), (34, 31776485), (65, 16621546), (85, 12710594), (130, 8310773), (149, 7251010), (170, 6355297), (193, 5597930), (221, 4888690), (289, 3738410), (298, 3625505), (386, 2798965), (442, 2444345), (578, 1869205), (745, 1450202), (965, 1119586), (1105, 977738), (1445, 747682), (1490, 725101), (1930, 559793), (1937, 557770), (2210, 488869), (2509, 430610), (2533, 426530), (2890, 373841), (3281, 329290), (3757, 287570), (3874, 278885), (5018, 215305), (5066, 213265), (6562, 164645), (7514, 143785), (9685, 111554), (12545, 86122), (12665, 85306), (16405, 65858), (18785, 57514), (19370, 55777), (25090, 43061), (25330, 42653), (28757, 37570), (32810, 32929)]