256280724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{683}}^1\times {\mathrm{1489}}^1$

素因数の和:2189

約数の個数: 72

約数和(自身を含む): 741948480

約数和(自身を除く): 485667756

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 683, 1366, 1489, 2049, 2732, 2978, 4098, 4467, 4781, 5956, 6147, 8196, 8934, 9562, 10423, 12294, 13401, 14343, 17868, 19124, 20846, 24588, 26802, 28686, 31269, 41692, 43029, 53604, 57372, 62538, 86058, 93807, 125076, 172116, 187614, 375228, 1016987, 2033974, 3050961, 4067948, 6101922, 7118909, 9152883, 12203844, 14237818, 18305766, 21356727, 28475636, 36611532, 42713454, 64070181, 85426908, 128140362, 256280724]

約数ペア:

[(1, 256280724), (2, 128140362), (3, 85426908), (4, 64070181), (6, 42713454), (7, 36611532), (9, 28475636), (12, 21356727), (14, 18305766), (18, 14237818), (21, 12203844), (28, 9152883), (36, 7118909), (42, 6101922), (63, 4067948), (84, 3050961), (126, 2033974), (252, 1016987), (683, 375228), (1366, 187614), (1489, 172116), (2049, 125076), (2732, 93807), (2978, 86058), (4098, 62538), (4467, 57372), (4781, 53604), (5956, 43029), (6147, 41692), (8196, 31269), (8934, 28686), (9562, 26802), (10423, 24588), (12294, 20846), (13401, 19124), (14343, 17868)]