198704940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2477}}^1$

素因数の和:2687

約数の個数: 96

約数和(自身を含む): 639442944

約数和(自身を除く): 440738004

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, 191, 210, 382, 420, 573, 764, 955, 1146, 1337, 1910, 2292, 2477, 2674, 2865, 3820, 4011, 4954, 5348, 5730, 6685, 7431, 8022, 9908, 11460, 12385, 13370, 14862, 16044, 17339, 20055, 24770, 26740, 29724, 34678, 37155, 40110, 49540, 52017, 69356, 74310, 80220, 86695, 104034, 148620, 173390, 208068, 260085, 346780, 473107, 520170, 946214, 1040340, 1419321, 1892428, 2365535, 2838642, 3311749, 4731070, 5677284, 6623498, 7096605, 9462140, 9935247, 13246996, 14193210, 16558745, 19870494, 28386420, 33117490, 39740988, 49676235, 66234980, 99352470, 198704940]

約数ペア:

[(1, 198704940), (2, 99352470), (3, 66234980), (4, 49676235), (5, 39740988), (6, 33117490), (7, 28386420), (10, 19870494), (12, 16558745), (14, 14193210), (15, 13246996), (20, 9935247), (21, 9462140), (28, 7096605), (30, 6623498), (35, 5677284), (42, 4731070), (60, 3311749), (70, 2838642), (84, 2365535), (105, 1892428), (140, 1419321), (191, 1040340), (210, 946214), (382, 520170), (420, 473107), (573, 346780), (764, 260085), (955, 208068), (1146, 173390), (1337, 148620), (1910, 104034), (2292, 86695), (2477, 80220), (2674, 74310), (2865, 69356), (3820, 52017), (4011, 49540), (4954, 40110), (5348, 37155), (5730, 34678), (6685, 29724), (7431, 26740), (8022, 24770), (9908, 20055), (11460, 17339), (12385, 16044), (13370, 14862)]