248990508

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1733}}^1$

素因数の和:2063

約数の個数: 72

約数和(自身を含む): 680407728

約数和(自身を除く): 431417220

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 307, 468, 614, 921, 1228, 1733, 1842, 2763, 3466, 3684, 3991, 5199, 5526, 6932, 7982, 10398, 11052, 11973, 15597, 15964, 20796, 22529, 23946, 31194, 35919, 45058, 47892, 62388, 67587, 71838, 90116, 135174, 143676, 202761, 270348, 405522, 532031, 811044, 1064062, 1596093, 2128124, 3192186, 4788279, 6384372, 6916403, 9576558, 13832806, 19153116, 20749209, 27665612, 41498418, 62247627, 82996836, 124495254, 248990508]

約数ペア:

[(1, 248990508), (2, 124495254), (3, 82996836), (4, 62247627), (6, 41498418), (9, 27665612), (12, 20749209), (13, 19153116), (18, 13832806), (26, 9576558), (36, 6916403), (39, 6384372), (52, 4788279), (78, 3192186), (117, 2128124), (156, 1596093), (234, 1064062), (307, 811044), (468, 532031), (614, 405522), (921, 270348), (1228, 202761), (1733, 143676), (1842, 135174), (2763, 90116), (3466, 71838), (3684, 67587), (3991, 62388), (5199, 47892), (5526, 45058), (6932, 35919), (7982, 31194), (10398, 23946), (11052, 22529), (11973, 20796), (15597, 15964)]