197681820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{1087}}^1$

素因数の和:1539

約数の個数: 96

約数和(自身を含む): 634626048

約数和(自身を除く): 436944228

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, 420, 433, 866, 1087, 1299, 1732, 2165, 2174, 2598, 3031, 3261, 4330, 4348, 5196, 5435, 6062, 6495, 6522, 7609, 8660, 9093, 10870, 12124, 12990, 13044, 15155, 15218, 16305, 18186, 21740, 22827, 25980, 30310, 30436, 32610, 36372, 38045, 45465, 45654, 60620, 65220, 76090, 90930, 91308, 114135, 152180, 181860, 228270, 456540, 470671, 941342, 1412013, 1882684, 2353355, 2824026, 3294697, 4706710, 5648052, 6589394, 7060065, 9413420, 9884091, 13178788, 14120130, 16473485, 19768182, 28240260, 32946970, 39536364, 49420455, 65893940, 98840910, 197681820]

約数ペア:

[(1, 197681820), (2, 98840910), (3, 65893940), (4, 49420455), (5, 39536364), (6, 32946970), (7, 28240260), (10, 19768182), (12, 16473485), (14, 14120130), (15, 13178788), (20, 9884091), (21, 9413420), (28, 7060065), (30, 6589394), (35, 5648052), (42, 4706710), (60, 3294697), (70, 2824026), (84, 2353355), (105, 1882684), (140, 1412013), (210, 941342), (420, 470671), (433, 456540), (866, 228270), (1087, 181860), (1299, 152180), (1732, 114135), (2165, 91308), (2174, 90930), (2598, 76090), (3031, 65220), (3261, 60620), (4330, 45654), (4348, 45465), (5196, 38045), (5435, 36372), (6062, 32610), (6495, 30436), (6522, 30310), (7609, 25980), (8660, 22827), (9093, 21740), (10870, 18186), (12124, 16305), (12990, 15218), (13044, 15155)]