178294120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2273}}^1$

素因数の和:2374

約数の個数: 64

約数和(自身を含む): 419962320

約数和(自身を除く): 241668200

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 106, 148, 185, 212, 265, 296, 370, 424, 530, 740, 1060, 1480, 1961, 2120, 2273, 3922, 4546, 7844, 9092, 9805, 11365, 15688, 18184, 19610, 22730, 39220, 45460, 78440, 84101, 90920, 120469, 168202, 240938, 336404, 420505, 481876, 602345, 672808, 841010, 963752, 1204690, 1682020, 2409380, 3364040, 4457353, 4818760, 8914706, 17829412, 22286765, 35658824, 44573530, 89147060, 178294120]

約数ペア:

[(1, 178294120), (2, 89147060), (4, 44573530), (5, 35658824), (8, 22286765), (10, 17829412), (20, 8914706), (37, 4818760), (40, 4457353), (53, 3364040), (74, 2409380), (106, 1682020), (148, 1204690), (185, 963752), (212, 841010), (265, 672808), (296, 602345), (370, 481876), (424, 420505), (530, 336404), (740, 240938), (1060, 168202), (1480, 120469), (1961, 90920), (2120, 84101), (2273, 78440), (3922, 45460), (4546, 39220), (7844, 22730), (9092, 19610), (9805, 18184), (11365, 15688)]