280454972

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{1663}}^1$

素因数の和:2010

約数の個数: 48

約数和(自身を含む): 592650240

約数和(自身を除く): 312195268

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 317, 532, 634, 1268, 1663, 2219, 3326, 4438, 6023, 6652, 8876, 11641, 12046, 23282, 24092, 31597, 42161, 46564, 63194, 84322, 126388, 168644, 221179, 442358, 527171, 884716, 1054342, 2108684, 3690197, 7380394, 10016249, 14760788, 20032498, 40064996, 70113743, 140227486, 280454972]

約数ペア:

[(1, 280454972), (2, 140227486), (4, 70113743), (7, 40064996), (14, 20032498), (19, 14760788), (28, 10016249), (38, 7380394), (76, 3690197), (133, 2108684), (266, 1054342), (317, 884716), (532, 527171), (634, 442358), (1268, 221179), (1663, 168644), (2219, 126388), (3326, 84322), (4438, 63194), (6023, 46564), (6652, 42161), (8876, 31597), (11641, 24092), (12046, 23282)]