177855228

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2719}}^1$

素因数の和:2831

約数の個数: 72

約数和(自身を含む): 475238400

約数和(自身を除く): 297383172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 79, 92, 138, 158, 207, 237, 276, 316, 414, 474, 711, 828, 948, 1422, 1817, 2719, 2844, 3634, 5438, 5451, 7268, 8157, 10876, 10902, 16314, 16353, 21804, 24471, 32628, 32706, 48942, 62537, 65412, 97884, 125074, 187611, 214801, 250148, 375222, 429602, 562833, 644403, 750444, 859204, 1125666, 1288806, 1933209, 2251332, 2577612, 3866418, 4940423, 7732836, 9880846, 14821269, 19761692, 29642538, 44463807, 59285076, 88927614, 177855228]

約数ペア:

[(1, 177855228), (2, 88927614), (3, 59285076), (4, 44463807), (6, 29642538), (9, 19761692), (12, 14821269), (18, 9880846), (23, 7732836), (36, 4940423), (46, 3866418), (69, 2577612), (79, 2251332), (92, 1933209), (138, 1288806), (158, 1125666), (207, 859204), (237, 750444), (276, 644403), (316, 562833), (414, 429602), (474, 375222), (711, 250148), (828, 214801), (948, 187611), (1422, 125074), (1817, 97884), (2719, 65412), (2844, 62537), (3634, 48942), (5438, 32706), (5451, 32628), (7268, 24471), (8157, 21804), (10876, 16353), (10902, 16314)]