128440044

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{503}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 335174112

約数和(自身を除く): 206734068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 173, 246, 346, 369, 492, 503, 519, 692, 738, 1006, 1038, 1476, 1509, 1557, 2012, 2076, 3018, 3114, 4527, 6036, 6228, 7093, 9054, 14186, 18108, 20623, 21279, 28372, 41246, 42558, 61869, 63837, 82492, 85116, 87019, 123738, 127674, 174038, 185607, 247476, 255348, 261057, 348076, 371214, 522114, 742428, 783171, 1044228, 1566342, 3132684, 3567779, 7135558, 10703337, 14271116, 21406674, 32110011, 42813348, 64220022, 128440044]

約数ペア:

[(1, 128440044), (2, 64220022), (3, 42813348), (4, 32110011), (6, 21406674), (9, 14271116), (12, 10703337), (18, 7135558), (36, 3567779), (41, 3132684), (82, 1566342), (123, 1044228), (164, 783171), (173, 742428), (246, 522114), (346, 371214), (369, 348076), (492, 261057), (503, 255348), (519, 247476), (692, 185607), (738, 174038), (1006, 127674), (1038, 123738), (1476, 87019), (1509, 85116), (1557, 82492), (2012, 63837), (2076, 61869), (3018, 42558), (3114, 41246), (4527, 28372), (6036, 21279), (6228, 20623), (7093, 18108), (9054, 14186)]