391756320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{272053}}^1$

素因数の和:272074

約数の個数: 72

約数和(自身を含む): 1336873356

約数和(自身を除く): 945117036

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 272053, 544106, 816159, 1088212, 1360265, 1632318, 2176424, 2448477, 2720530, 3264636, 4080795, 4352848, 4896954, 5441060, 6529272, 8161590, 8705696, 9793908, 10882120, 12242385, 13058544, 16323180, 19587816, 21764240, 24484770, 26117088, 32646360, 39175632, 43528480, 48969540, 65292720, 78351264, 97939080, 130585440, 195878160, 391756320]

約数ペア:

[(1, 391756320), (2, 195878160), (3, 130585440), (4, 97939080), (5, 78351264), (6, 65292720), (8, 48969540), (9, 43528480), (10, 39175632), (12, 32646360), (15, 26117088), (16, 24484770), (18, 21764240), (20, 19587816), (24, 16323180), (30, 13058544), (32, 12242385), (36, 10882120), (40, 9793908), (45, 8705696), (48, 8161590), (60, 6529272), (72, 5441060), (80, 4896954), (90, 4352848), (96, 4080795), (120, 3264636), (144, 2720530), (160, 2448477), (180, 2176424), (240, 1632318), (288, 1360265), (360, 1088212), (480, 816159), (720, 544106), (1440, 272053)]