179481320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2731}}^1$

素因数の和:2826

約数の個数: 64

約数和(自身を含む): 424880640

約数和(自身を除く): 245399320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1060, 1240, 1643, 2120, 2731, 3286, 5462, 6572, 8215, 10924, 13144, 13655, 16430, 21848, 27310, 32860, 54620, 65720, 84661, 109240, 144743, 169322, 289486, 338644, 423305, 578972, 677288, 723715, 846610, 1157944, 1447430, 1693220, 2894860, 3386440, 4487033, 5789720, 8974066, 17948132, 22435165, 35896264, 44870330, 89740660, 179481320]

約数ペア:

[(1, 179481320), (2, 89740660), (4, 44870330), (5, 35896264), (8, 22435165), (10, 17948132), (20, 8974066), (31, 5789720), (40, 4487033), (53, 3386440), (62, 2894860), (106, 1693220), (124, 1447430), (155, 1157944), (212, 846610), (248, 723715), (265, 677288), (310, 578972), (424, 423305), (530, 338644), (620, 289486), (1060, 169322), (1240, 144743), (1643, 109240), (2120, 84661), (2731, 65720), (3286, 54620), (5462, 32860), (6572, 27310), (8215, 21848), (10924, 16430), (13144, 13655)]