254847180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1601}}^1$

素因数の和:1999

約数の個数: 96

約数和(自身を含む): 818173440

約数和(自身を除く): 563326260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 379, 420, 758, 1137, 1516, 1601, 1895, 2274, 2653, 3202, 3790, 4548, 4803, 5306, 5685, 6404, 7580, 7959, 8005, 9606, 10612, 11207, 11370, 13265, 15918, 16010, 19212, 22414, 22740, 24015, 26530, 31836, 32020, 33621, 39795, 44828, 48030, 53060, 56035, 67242, 79590, 96060, 112070, 134484, 159180, 168105, 224140, 336210, 606779, 672420, 1213558, 1820337, 2427116, 3033895, 3640674, 4247453, 6067790, 7281348, 8494906, 9101685, 12135580, 12742359, 16989812, 18203370, 21237265, 25484718, 36406740, 42474530, 50969436, 63711795, 84949060, 127423590, 254847180]

約数ペア:

[(1, 254847180), (2, 127423590), (3, 84949060), (4, 63711795), (5, 50969436), (6, 42474530), (7, 36406740), (10, 25484718), (12, 21237265), (14, 18203370), (15, 16989812), (20, 12742359), (21, 12135580), (28, 9101685), (30, 8494906), (35, 7281348), (42, 6067790), (60, 4247453), (70, 3640674), (84, 3033895), (105, 2427116), (140, 1820337), (210, 1213558), (379, 672420), (420, 606779), (758, 336210), (1137, 224140), (1516, 168105), (1601, 159180), (1895, 134484), (2274, 112070), (2653, 96060), (3202, 79590), (3790, 67242), (4548, 56035), (4803, 53060), (5306, 48030), (5685, 44828), (6404, 39795), (7580, 33621), (7959, 32020), (8005, 31836), (9606, 26530), (10612, 24015), (11207, 22740), (11370, 22414), (13265, 19212), (15918, 16010)]